4 * Implements the message store.
14 #if TIME_WITH_SYS_TIME
15 # include <sys/time.h>
19 # include <sys/time.h>
34 #include "serv_extensions.h"
38 #include "sysdep_decls.h"
39 #include "citserver.h"
46 #include "mime_parser.h"
49 #include "internet_addressing.h"
50 #include "serv_fulltext.h"
52 #include "euidindex.h"
53 #include "journaling.h"
54 #include "citadel_dirs.h"
57 struct addresses_to_be_filed *atbf = NULL;
60 * This really belongs in serv_network.c, but I don't know how to export
61 * symbols between modules.
63 struct FilterList *filterlist = NULL;
67 * These are the four-character field headers we use when outputting
68 * messages in Citadel format (as opposed to RFC822 format).
71 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
72 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
73 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
74 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
75 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
76 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
77 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
78 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
106 * This function is self explanatory.
107 * (What can I say, I'm in a weird mood today...)
109 void remove_any_whitespace_to_the_left_or_right_of_at_symbol(char *name)
113 for (i = 0; i < strlen(name); ++i) {
114 if (name[i] == '@') {
115 while (isspace(name[i - 1]) && i > 0) {
116 strcpy(&name[i - 1], &name[i]);
119 while (isspace(name[i + 1])) {
120 strcpy(&name[i + 1], &name[i + 2]);
128 * Aliasing for network mail.
129 * (Error messages have been commented out, because this is a server.)
131 int alias(char *name)
132 { /* process alias and routing info for mail */
135 char aaa[SIZ], bbb[SIZ];
136 char *ignetcfg = NULL;
137 char *ignetmap = NULL;
144 remove_any_whitespace_to_the_left_or_right_of_at_symbol(name);
145 stripallbut(name, '<', '>');
147 fp = fopen(file_mail_aliases, "r");
149 fp = fopen("/dev/null", "r");
156 while (fgets(aaa, sizeof aaa, fp) != NULL) {
157 while (isspace(name[0]))
158 strcpy(name, &name[1]);
159 aaa[strlen(aaa) - 1] = 0;
161 for (a = 0; a < strlen(aaa); ++a) {
163 strcpy(bbb, &aaa[a + 1]);
167 if (!strcasecmp(name, aaa))
172 /* Hit the Global Address Book */
173 if (CtdlDirectoryLookup(aaa, name, sizeof aaa) == 0) {
177 lprintf(CTDL_INFO, "Mail is being forwarded to %s\n", name);
179 /* Change "user @ xxx" to "user" if xxx is an alias for this host */
180 for (a=0; a<strlen(name); ++a) {
181 if (name[a] == '@') {
182 if (CtdlHostAlias(&name[a+1]) == hostalias_localhost) {
184 lprintf(CTDL_INFO, "Changed to <%s>\n", name);
189 /* determine local or remote type, see citadel.h */
190 at = haschar(name, '@');
191 if (at == 0) return(MES_LOCAL); /* no @'s - local address */
192 if (at > 1) return(MES_ERROR); /* >1 @'s - invalid address */
193 remove_any_whitespace_to_the_left_or_right_of_at_symbol(name);
195 /* figure out the delivery mode */
196 extract_token(node, name, 1, '@', sizeof node);
198 /* If there are one or more dots in the nodename, we assume that it
199 * is an FQDN and will attempt SMTP delivery to the Internet.
201 if (haschar(node, '.') > 0) {
202 return(MES_INTERNET);
205 /* Otherwise we look in the IGnet maps for a valid Citadel node.
206 * Try directly-connected nodes first...
208 ignetcfg = CtdlGetSysConfig(IGNETCFG);
209 for (i=0; i<num_tokens(ignetcfg, '\n'); ++i) {
210 extract_token(buf, ignetcfg, i, '\n', sizeof buf);
211 extract_token(testnode, buf, 0, '|', sizeof testnode);
212 if (!strcasecmp(node, testnode)) {
220 * Then try nodes that are two or more hops away.
222 ignetmap = CtdlGetSysConfig(IGNETMAP);
223 for (i=0; i<num_tokens(ignetmap, '\n'); ++i) {
224 extract_token(buf, ignetmap, i, '\n', sizeof buf);
225 extract_token(testnode, buf, 0, '|', sizeof testnode);
226 if (!strcasecmp(node, testnode)) {
233 /* If we get to this point it's an invalid node name */
242 fp = fopen(file_citadel_control, "r");
244 lprintf(CTDL_CRIT, "Cannot open %s: %s\n",
245 file_citadel_control,
249 fread((char *) &CitControl, sizeof(struct CitControl), 1, fp);
255 * Back end for the MSGS command: output message number only.
257 void simple_listing(long msgnum, void *userdata)
259 cprintf("%ld\n", msgnum);
265 * Back end for the MSGS command: output header summary.
267 void headers_listing(long msgnum, void *userdata)
269 struct CtdlMessage *msg;
271 msg = CtdlFetchMessage(msgnum, 0);
273 cprintf("%ld|0|||||\n", msgnum);
277 cprintf("%ld|%s|%s|%s|%s|%s|\n",
279 (msg->cm_fields['T'] ? msg->cm_fields['T'] : "0"),
280 (msg->cm_fields['A'] ? msg->cm_fields['A'] : ""),
281 (msg->cm_fields['N'] ? msg->cm_fields['N'] : ""),
282 (msg->cm_fields['F'] ? msg->cm_fields['F'] : ""),
283 (msg->cm_fields['U'] ? msg->cm_fields['U'] : "")
285 CtdlFreeMessage(msg);
290 /* Determine if a given message matches the fields in a message template.
291 * Return 0 for a successful match.
293 int CtdlMsgCmp(struct CtdlMessage *msg, struct CtdlMessage *template) {
296 /* If there aren't any fields in the template, all messages will
299 if (template == NULL) return(0);
301 /* Null messages are bogus. */
302 if (msg == NULL) return(1);
304 for (i='A'; i<='Z'; ++i) {
305 if (template->cm_fields[i] != NULL) {
306 if (msg->cm_fields[i] == NULL) {
309 if (strcasecmp(msg->cm_fields[i],
310 template->cm_fields[i])) return 1;
314 /* All compares succeeded: we have a match! */
321 * Retrieve the "seen" message list for the current room.
323 void CtdlGetSeen(char *buf, int which_set) {
326 /* Learn about the user and room in question */
327 CtdlGetRelationship(&vbuf, &CC->user, &CC->room);
329 if (which_set == ctdlsetseen_seen)
330 safestrncpy(buf, vbuf.v_seen, SIZ);
331 if (which_set == ctdlsetseen_answered)
332 safestrncpy(buf, vbuf.v_answered, SIZ);
338 * Manipulate the "seen msgs" string (or other message set strings)
340 void CtdlSetSeen(long *target_msgnums, int num_target_msgnums,
341 int target_setting, int which_set,
342 struct ctdluser *which_user, struct ctdlroom *which_room) {
343 struct cdbdata *cdbfr;
355 char *is_set; /* actually an array of booleans */
358 char setstr[SIZ], lostr[SIZ], histr[SIZ];
361 lprintf(CTDL_DEBUG, "CtdlSetSeen(%d msgs starting with %ld, %d, %d)\n",
362 num_target_msgnums, target_msgnums[0],
363 target_setting, which_set);
365 /* Learn about the user and room in question */
366 CtdlGetRelationship(&vbuf,
367 ((which_user != NULL) ? which_user : &CC->user),
368 ((which_room != NULL) ? which_room : &CC->room)
371 /* Load the message list */
372 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->room.QRnumber, sizeof(long));
374 msglist = (long *) cdbfr->ptr;
375 cdbfr->ptr = NULL; /* CtdlSetSeen() now owns this memory */
376 num_msgs = cdbfr->len / sizeof(long);
379 return; /* No messages at all? No further action. */
382 is_set = malloc(num_msgs * sizeof(char));
383 memset(is_set, 0, (num_msgs * sizeof(char)) );
385 /* Decide which message set we're manipulating */
387 case ctdlsetseen_seen:
388 safestrncpy(vset, vbuf.v_seen, sizeof vset);
390 case ctdlsetseen_answered:
391 safestrncpy(vset, vbuf.v_answered, sizeof vset);
395 /* lprintf(CTDL_DEBUG, "before optimize: %s\n", vset); */
397 /* Translate the existing sequence set into an array of booleans */
398 num_sets = num_tokens(vset, ',');
399 for (s=0; s<num_sets; ++s) {
400 extract_token(setstr, vset, s, ',', sizeof setstr);
402 extract_token(lostr, setstr, 0, ':', sizeof lostr);
403 if (num_tokens(setstr, ':') >= 2) {
404 extract_token(histr, setstr, 1, ':', sizeof histr);
405 if (!strcmp(histr, "*")) {
406 snprintf(histr, sizeof histr, "%ld", LONG_MAX);
410 strcpy(histr, lostr);
415 for (i = 0; i < num_msgs; ++i) {
416 if ((msglist[i] >= lo) && (msglist[i] <= hi)) {
422 /* Now translate the array of booleans back into a sequence set */
427 for (i=0; i<num_msgs; ++i) {
429 is_seen = is_set[i]; /* Default to existing setting */
431 for (k=0; k<num_target_msgnums; ++k) {
432 if (msglist[i] == target_msgnums[k]) {
433 is_seen = target_setting;
438 if (lo < 0L) lo = msglist[i];
442 if ( ((is_seen == 0) && (was_seen == 1))
443 || ((is_seen == 1) && (i == num_msgs-1)) ) {
445 /* begin trim-o-matic code */
448 while ( (strlen(vset) + 20) > sizeof vset) {
449 remove_token(vset, 0, ',');
451 if (j--) break; /* loop no more than 9 times */
453 if ( (trimming) && (which_set == ctdlsetseen_seen) ) {
457 snprintf(lostr, sizeof lostr,
458 "1:%ld,%s", t, vset);
459 safestrncpy(vset, lostr, sizeof vset);
461 /* end trim-o-matic code */
469 snprintf(&vset[tmp], (sizeof vset) - tmp,
473 snprintf(&vset[tmp], (sizeof vset) - tmp,
482 /* Decide which message set we're manipulating */
484 case ctdlsetseen_seen:
485 safestrncpy(vbuf.v_seen, vset, sizeof vbuf.v_seen);
487 case ctdlsetseen_answered:
488 safestrncpy(vbuf.v_answered, vset,
489 sizeof vbuf.v_answered);
494 /* lprintf(CTDL_DEBUG, " after optimize: %s\n", vset); */
496 CtdlSetRelationship(&vbuf,
497 ((which_user != NULL) ? which_user : &CC->user),
498 ((which_room != NULL) ? which_room : &CC->room)
504 * API function to perform an operation for each qualifying message in the
505 * current room. (Returns the number of messages processed.)
507 int CtdlForEachMessage(int mode, long ref,
509 struct CtdlMessage *compare,
510 void (*CallBack) (long, void *),
516 struct cdbdata *cdbfr;
517 long *msglist = NULL;
519 int num_processed = 0;
522 struct CtdlMessage *msg;
525 int printed_lastold = 0;
527 /* Learn about the user and room in question */
529 getuser(&CC->user, CC->curr_user);
530 CtdlGetRelationship(&vbuf, &CC->user, &CC->room);
532 /* Load the message list */
533 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->room.QRnumber, sizeof(long));
535 msglist = (long *) cdbfr->ptr;
536 cdbfr->ptr = NULL; /* CtdlForEachMessage() now owns this memory */
537 num_msgs = cdbfr->len / sizeof(long);
540 return 0; /* No messages at all? No further action. */
545 * Now begin the traversal.
547 if (num_msgs > 0) for (a = 0; a < num_msgs; ++a) {
549 /* If the caller is looking for a specific MIME type, filter
550 * out all messages which are not of the type requested.
552 if (content_type != NULL) if (strlen(content_type) > 0) {
554 /* This call to GetMetaData() sits inside this loop
555 * so that we only do the extra database read per msg
556 * if we need to. Doing the extra read all the time
557 * really kills the server. If we ever need to use
558 * metadata for another search criterion, we need to
559 * move the read somewhere else -- but still be smart
560 * enough to only do the read if the caller has
561 * specified something that will need it.
563 GetMetaData(&smi, msglist[a]);
565 if (strcasecmp(smi.meta_content_type, content_type)) {
571 num_msgs = sort_msglist(msglist, num_msgs);
573 /* If a template was supplied, filter out the messages which
574 * don't match. (This could induce some delays!)
577 if (compare != NULL) {
578 for (a = 0; a < num_msgs; ++a) {
579 msg = CtdlFetchMessage(msglist[a], 1);
581 if (CtdlMsgCmp(msg, compare)) {
584 CtdlFreeMessage(msg);
592 * Now iterate through the message list, according to the
593 * criteria supplied by the caller.
596 for (a = 0; a < num_msgs; ++a) {
597 thismsg = msglist[a];
598 if (mode == MSGS_ALL) {
602 is_seen = is_msg_in_sequence_set(
603 vbuf.v_seen, thismsg);
604 if (is_seen) lastold = thismsg;
610 || ((mode == MSGS_OLD) && (is_seen))
611 || ((mode == MSGS_NEW) && (!is_seen))
612 || ((mode == MSGS_LAST) && (a >= (num_msgs - ref)))
613 || ((mode == MSGS_FIRST) && (a < ref))
614 || ((mode == MSGS_GT) && (thismsg > ref))
615 || ((mode == MSGS_EQ) && (thismsg == ref))
618 if ((mode == MSGS_NEW) && (CC->user.flags & US_LASTOLD) && (lastold > 0L) && (printed_lastold == 0) && (!is_seen)) {
620 CallBack(lastold, userdata);
624 if (CallBack) CallBack(thismsg, userdata);
628 free(msglist); /* Clean up */
629 return num_processed;
635 * cmd_msgs() - get list of message #'s in this room
636 * implements the MSGS server command using CtdlForEachMessage()
638 void cmd_msgs(char *cmdbuf)
647 int with_template = 0;
648 struct CtdlMessage *template = NULL;
649 int with_headers = 0;
651 extract_token(which, cmdbuf, 0, '|', sizeof which);
652 cm_ref = extract_int(cmdbuf, 1);
653 with_template = extract_int(cmdbuf, 2);
654 with_headers = extract_int(cmdbuf, 3);
658 if (!strncasecmp(which, "OLD", 3))
660 else if (!strncasecmp(which, "NEW", 3))
662 else if (!strncasecmp(which, "FIRST", 5))
664 else if (!strncasecmp(which, "LAST", 4))
666 else if (!strncasecmp(which, "GT", 2))
669 if ((!(CC->logged_in)) && (!(CC->internal_pgm))) {
670 cprintf("%d not logged in\n", ERROR + NOT_LOGGED_IN);
676 cprintf("%d Send template then receive message list\n",
678 template = (struct CtdlMessage *)
679 malloc(sizeof(struct CtdlMessage));
680 memset(template, 0, sizeof(struct CtdlMessage));
681 while(client_getln(buf, sizeof buf), strcmp(buf,"000")) {
682 extract_token(tfield, buf, 0, '|', sizeof tfield);
683 extract_token(tvalue, buf, 1, '|', sizeof tvalue);
684 for (i='A'; i<='Z'; ++i) if (msgkeys[i]!=NULL) {
685 if (!strcasecmp(tfield, msgkeys[i])) {
686 template->cm_fields[i] =
694 cprintf("%d \n", LISTING_FOLLOWS);
697 CtdlForEachMessage(mode,
701 (with_headers ? headers_listing : simple_listing),
704 if (template != NULL) CtdlFreeMessage(template);
712 * help_subst() - support routine for help file viewer
714 void help_subst(char *strbuf, char *source, char *dest)
719 while (p = pattern2(strbuf, source), (p >= 0)) {
720 strcpy(workbuf, &strbuf[p + strlen(source)]);
721 strcpy(&strbuf[p], dest);
722 strcat(strbuf, workbuf);
727 void do_help_subst(char *buffer)
731 help_subst(buffer, "^nodename", config.c_nodename);
732 help_subst(buffer, "^humannode", config.c_humannode);
733 help_subst(buffer, "^fqdn", config.c_fqdn);
734 help_subst(buffer, "^username", CC->user.fullname);
735 snprintf(buf2, sizeof buf2, "%ld", CC->user.usernum);
736 help_subst(buffer, "^usernum", buf2);
737 help_subst(buffer, "^sysadm", config.c_sysadm);
738 help_subst(buffer, "^variantname", CITADEL);
739 snprintf(buf2, sizeof buf2, "%d", config.c_maxsessions);
740 help_subst(buffer, "^maxsessions", buf2);
741 help_subst(buffer, "^bbsdir", ctdl_bbsbase_dir);
747 * memfmout() - Citadel text formatter and paginator.
748 * Although the original purpose of this routine was to format
749 * text to the reader's screen width, all we're really using it
750 * for here is to format text out to 80 columns before sending it
751 * to the client. The client software may reformat it again.
754 char *mptr, /* where are we going to get our text from? */
755 char subst, /* nonzero if we should do substitutions */
756 char *nl) /* string to terminate lines with */
764 static int width = 80;
769 c = 1; /* c is the current pos */
773 while (ch = *mptr, ((ch != 0) && (strlen(buffer) < 126))) {
775 buffer[strlen(buffer) + 1] = 0;
776 buffer[strlen(buffer)] = ch;
779 if (buffer[0] == '^')
780 do_help_subst(buffer);
782 buffer[strlen(buffer) + 1] = 0;
784 strcpy(buffer, &buffer[1]);
792 if (((ch == 13) || (ch == 10)) && (old != 13) && (old != 10)) {
795 if (((old == 13) || (old == 10)) && (isspace(real))) {
800 if (((strlen(aaa) + c) > (width - 5)) && (strlen(aaa) > (width - 5))) {
801 cprintf("%s%s", nl, aaa);
810 if ((strlen(aaa) + c) > (width - 5)) {
819 if ((ch == 13) || (ch == 10)) {
820 cprintf("%s%s", aaa, nl);
827 cprintf("%s%s", aaa, nl);
833 * Callback function for mime parser that simply lists the part
835 void list_this_part(char *name, char *filename, char *partnum, char *disp,
836 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
841 ma = (struct ma_info *)cbuserdata;
842 if (ma->is_ma == 0) {
843 cprintf("part=%s|%s|%s|%s|%s|%ld\n",
844 name, filename, partnum, disp, cbtype, (long)length);
849 * Callback function for multipart prefix
851 void list_this_pref(char *name, char *filename, char *partnum, char *disp,
852 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
857 ma = (struct ma_info *)cbuserdata;
858 if (!strcasecmp(cbtype, "multipart/alternative")) {
862 if (ma->is_ma == 0) {
863 cprintf("pref=%s|%s\n", partnum, cbtype);
868 * Callback function for multipart sufffix
870 void list_this_suff(char *name, char *filename, char *partnum, char *disp,
871 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
876 ma = (struct ma_info *)cbuserdata;
877 if (ma->is_ma == 0) {
878 cprintf("suff=%s|%s\n", partnum, cbtype);
880 if (!strcasecmp(cbtype, "multipart/alternative")) {
887 * Callback function for mime parser that opens a section for downloading
889 void mime_download(char *name, char *filename, char *partnum, char *disp,
890 void *content, char *cbtype, char *cbcharset, size_t length,
891 char *encoding, void *cbuserdata)
894 /* Silently go away if there's already a download open... */
895 if (CC->download_fp != NULL)
898 /* ...or if this is not the desired section */
899 if (strcasecmp(CC->download_desired_section, partnum))
902 CC->download_fp = tmpfile();
903 if (CC->download_fp == NULL)
906 fwrite(content, length, 1, CC->download_fp);
907 fflush(CC->download_fp);
908 rewind(CC->download_fp);
910 OpenCmdResult(filename, cbtype);
916 * Load a message from disk into memory.
917 * This is used by CtdlOutputMsg() and other fetch functions.
919 * NOTE: Caller is responsible for freeing the returned CtdlMessage struct
920 * using the CtdlMessageFree() function.
922 struct CtdlMessage *CtdlFetchMessage(long msgnum, int with_body)
924 struct cdbdata *dmsgtext;
925 struct CtdlMessage *ret = NULL;
929 cit_uint8_t field_header;
931 lprintf(CTDL_DEBUG, "CtdlFetchMessage(%ld, %d)\n", msgnum, with_body);
933 dmsgtext = cdb_fetch(CDB_MSGMAIN, &msgnum, sizeof(long));
934 if (dmsgtext == NULL) {
937 mptr = dmsgtext->ptr;
938 upper_bound = mptr + dmsgtext->len;
940 /* Parse the three bytes that begin EVERY message on disk.
941 * The first is always 0xFF, the on-disk magic number.
942 * The second is the anonymous/public type byte.
943 * The third is the format type byte (vari, fixed, or MIME).
948 "Message %ld appears to be corrupted.\n",
953 ret = (struct CtdlMessage *) malloc(sizeof(struct CtdlMessage));
954 memset(ret, 0, sizeof(struct CtdlMessage));
956 ret->cm_magic = CTDLMESSAGE_MAGIC;
957 ret->cm_anon_type = *mptr++; /* Anon type byte */
958 ret->cm_format_type = *mptr++; /* Format type byte */
961 * The rest is zero or more arbitrary fields. Load them in.
962 * We're done when we encounter either a zero-length field or
963 * have just processed the 'M' (message text) field.
966 if (mptr >= upper_bound) {
969 field_header = *mptr++;
970 ret->cm_fields[field_header] = strdup(mptr);
972 while (*mptr++ != 0); /* advance to next field */
974 } while ((mptr < upper_bound) && (field_header != 'M'));
978 /* Always make sure there's something in the msg text field. If
979 * it's NULL, the message text is most likely stored separately,
980 * so go ahead and fetch that. Failing that, just set a dummy
981 * body so other code doesn't barf.
983 if ( (ret->cm_fields['M'] == NULL) && (with_body) ) {
984 dmsgtext = cdb_fetch(CDB_BIGMSGS, &msgnum, sizeof(long));
985 if (dmsgtext != NULL) {
986 ret->cm_fields['M'] = strdup(dmsgtext->ptr);
990 if (ret->cm_fields['M'] == NULL) {
991 ret->cm_fields['M'] = strdup("\r\n\r\n (no text)\r\n");
994 /* Perform "before read" hooks (aborting if any return nonzero) */
995 if (PerformMessageHooks(ret, EVT_BEFOREREAD) > 0) {
996 CtdlFreeMessage(ret);
1005 * Returns 1 if the supplied pointer points to a valid Citadel message.
1006 * If the pointer is NULL or the magic number check fails, returns 0.
1008 int is_valid_message(struct CtdlMessage *msg) {
1011 if ((msg->cm_magic) != CTDLMESSAGE_MAGIC) {
1012 lprintf(CTDL_WARNING, "is_valid_message() -- self-check failed\n");
1020 * 'Destructor' for struct CtdlMessage
1022 void CtdlFreeMessage(struct CtdlMessage *msg)
1026 if (is_valid_message(msg) == 0) return;
1028 for (i = 0; i < 256; ++i)
1029 if (msg->cm_fields[i] != NULL) {
1030 free(msg->cm_fields[i]);
1033 msg->cm_magic = 0; /* just in case */
1039 * Pre callback function for multipart/alternative
1041 * NOTE: this differs from the standard behavior for a reason. Normally when
1042 * displaying multipart/alternative you want to show the _last_ usable
1043 * format in the message. Here we show the _first_ one, because it's
1044 * usually text/plain. Since this set of functions is designed for text
1045 * output to non-MIME-aware clients, this is the desired behavior.
1048 void fixed_output_pre(char *name, char *filename, char *partnum, char *disp,
1049 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
1054 ma = (struct ma_info *)cbuserdata;
1055 lprintf(CTDL_DEBUG, "fixed_output_pre() type=<%s>\n", cbtype);
1056 if (!strcasecmp(cbtype, "multipart/alternative")) {
1060 if (!strcasecmp(cbtype, "message/rfc822")) {
1066 * Post callback function for multipart/alternative
1068 void fixed_output_post(char *name, char *filename, char *partnum, char *disp,
1069 void *content, char *cbtype, char *cbcharset, size_t length,
1070 char *encoding, void *cbuserdata)
1074 ma = (struct ma_info *)cbuserdata;
1075 lprintf(CTDL_DEBUG, "fixed_output_post() type=<%s>\n", cbtype);
1076 if (!strcasecmp(cbtype, "multipart/alternative")) {
1080 if (!strcasecmp(cbtype, "message/rfc822")) {
1086 * Inline callback function for mime parser that wants to display text
1088 void fixed_output(char *name, char *filename, char *partnum, char *disp,
1089 void *content, char *cbtype, char *cbcharset, size_t length,
1090 char *encoding, void *cbuserdata)
1097 ma = (struct ma_info *)cbuserdata;
1100 "fixed_output() part %s: %s (%s) (%ld bytes)\n",
1101 partnum, filename, cbtype, (long)length);
1104 * If we're in the middle of a multipart/alternative scope and
1105 * we've already printed another section, skip this one.
1107 if ( (ma->is_ma) && (ma->did_print) ) {
1108 lprintf(CTDL_DEBUG, "Skipping part %s (%s)\n",
1114 if ( (!strcasecmp(cbtype, "text/plain"))
1115 || (strlen(cbtype)==0) ) {
1118 client_write(wptr, length);
1119 if (wptr[length-1] != '\n') {
1126 if (!strcasecmp(cbtype, "text/html")) {
1127 ptr = html_to_ascii(content, length, 80, 0);
1129 client_write(ptr, wlen);
1130 if (ptr[wlen-1] != '\n') {
1137 if (ma->use_fo_hooks) {
1138 if (PerformFixedOutputHooks(cbtype, content, length)) {
1139 /* above function returns nonzero if it handled the part */
1144 if (strncasecmp(cbtype, "multipart/", 10)) {
1145 cprintf("Part %s: %s (%s) (%ld bytes)\r\n",
1146 partnum, filename, cbtype, (long)length);
1152 * The client is elegant and sophisticated and wants to be choosy about
1153 * MIME content types, so figure out which multipart/alternative part
1154 * we're going to send.
1156 void choose_preferred(char *name, char *filename, char *partnum, char *disp,
1157 void *content, char *cbtype, char *cbcharset, size_t length,
1158 char *encoding, void *cbuserdata)
1164 ma = (struct ma_info *)cbuserdata;
1166 if (ma->is_ma > 0) {
1167 for (i=0; i<num_tokens(CC->preferred_formats, '|'); ++i) {
1168 extract_token(buf, CC->preferred_formats, i, '|', sizeof buf);
1169 if ( (!strcasecmp(buf, cbtype)) && (!ma->freeze) ) {
1170 safestrncpy(ma->chosen_part, partnum, sizeof ma->chosen_part);
1177 * Now that we've chosen our preferred part, output it.
1179 void output_preferred(char *name, char *filename, char *partnum, char *disp,
1180 void *content, char *cbtype, char *cbcharset, size_t length,
1181 char *encoding, void *cbuserdata)
1185 int add_newline = 0;
1189 ma = (struct ma_info *)cbuserdata;
1191 /* This is not the MIME part you're looking for... */
1192 if (strcasecmp(partnum, ma->chosen_part)) return;
1194 /* If the content-type of this part is in our preferred formats
1195 * list, we can simply output it verbatim.
1197 for (i=0; i<num_tokens(CC->preferred_formats, '|'); ++i) {
1198 extract_token(buf, CC->preferred_formats, i, '|', sizeof buf);
1199 if (!strcasecmp(buf, cbtype)) {
1200 /* Yeah! Go! W00t!! */
1202 text_content = (char *)content;
1203 if (text_content[length-1] != '\n') {
1207 cprintf("Content-type: %s", cbtype);
1208 if (strlen(cbcharset) > 0) {
1209 cprintf("; charset=%s", cbcharset);
1211 cprintf("\nContent-length: %d\n",
1212 (int)(length + add_newline) );
1213 if (strlen(encoding) > 0) {
1214 cprintf("Content-transfer-encoding: %s\n", encoding);
1217 cprintf("Content-transfer-encoding: 7bit\n");
1220 client_write(content, length);
1221 if (add_newline) cprintf("\n");
1226 /* No translations required or possible: output as text/plain */
1227 cprintf("Content-type: text/plain\n\n");
1228 fixed_output(name, filename, partnum, disp, content, cbtype, cbcharset,
1229 length, encoding, cbuserdata);
1234 char desired_section[64];
1241 * Callback function for
1243 void extract_encapsulated_message(char *name, char *filename, char *partnum, char *disp,
1244 void *content, char *cbtype, char *cbcharset, size_t length,
1245 char *encoding, void *cbuserdata)
1247 struct encapmsg *encap;
1249 encap = (struct encapmsg *)cbuserdata;
1251 /* Only proceed if this is the desired section... */
1252 if (!strcasecmp(encap->desired_section, partnum)) {
1253 encap->msglen = length;
1254 encap->msg = malloc(length + 2);
1255 memcpy(encap->msg, content, length);
1265 * Get a message off disk. (returns om_* values found in msgbase.h)
1268 int CtdlOutputMsg(long msg_num, /* message number (local) to fetch */
1269 int mode, /* how would you like that message? */
1270 int headers_only, /* eschew the message body? */
1271 int do_proto, /* do Citadel protocol responses? */
1272 int crlf, /* Use CRLF newlines instead of LF? */
1273 char *section /* NULL or a message/rfc822 section */
1275 struct CtdlMessage *TheMessage = NULL;
1276 int retcode = om_no_such_msg;
1277 struct encapmsg encap;
1279 lprintf(CTDL_DEBUG, "CtdlOutputMsg() msgnum=%ld, mode=%d, section=%s\n",
1281 (section ? section : "<>")
1284 if ((!(CC->logged_in)) && (!(CC->internal_pgm))) {
1285 if (do_proto) cprintf("%d Not logged in.\n",
1286 ERROR + NOT_LOGGED_IN);
1287 return(om_not_logged_in);
1290 /* FIXME: check message id against msglist for this room */
1293 * Fetch the message from disk. If we're in any sort of headers
1294 * only mode, request that we don't even bother loading the body
1297 if ( (headers_only == HEADERS_FAST) || (headers_only == HEADERS_ONLY) ) {
1298 TheMessage = CtdlFetchMessage(msg_num, 0);
1301 TheMessage = CtdlFetchMessage(msg_num, 1);
1304 if (TheMessage == NULL) {
1305 if (do_proto) cprintf("%d Can't locate msg %ld on disk\n",
1306 ERROR + MESSAGE_NOT_FOUND, msg_num);
1307 return(om_no_such_msg);
1310 /* Here is the weird form of this command, to process only an
1311 * encapsulated message/rfc822 section.
1313 if (section) if (strlen(section)>0) if (strcmp(section, "0")) {
1314 memset(&encap, 0, sizeof encap);
1315 safestrncpy(encap.desired_section, section, sizeof encap.desired_section);
1316 mime_parser(TheMessage->cm_fields['M'],
1318 *extract_encapsulated_message,
1319 NULL, NULL, (void *)&encap, 0
1321 CtdlFreeMessage(TheMessage);
1325 encap.msg[encap.msglen] = 0;
1326 TheMessage = convert_internet_message(encap.msg);
1327 encap.msg = NULL; /* no free() here, TheMessage owns it now */
1329 /* Now we let it fall through to the bottom of this
1330 * function, because TheMessage now contains the
1331 * encapsulated message instead of the top-level
1332 * message. Isn't that neat?
1337 if (do_proto) cprintf("%d msg %ld has no part %s\n",
1338 ERROR + MESSAGE_NOT_FOUND, msg_num, section);
1339 retcode = om_no_such_msg;
1344 /* Ok, output the message now */
1345 retcode = CtdlOutputPreLoadedMsg(
1347 headers_only, do_proto, crlf);
1348 CtdlFreeMessage(TheMessage);
1355 * Get a message off disk. (returns om_* values found in msgbase.h)
1358 int CtdlOutputPreLoadedMsg(
1359 struct CtdlMessage *TheMessage,
1360 int mode, /* how would you like that message? */
1361 int headers_only, /* eschew the message body? */
1362 int do_proto, /* do Citadel protocol responses? */
1363 int crlf /* Use CRLF newlines instead of LF? */
1369 char display_name[256];
1371 char *nl; /* newline string */
1373 int subject_found = 0;
1376 /* Buffers needed for RFC822 translation. These are all filled
1377 * using functions that are bounds-checked, and therefore we can
1378 * make them substantially smaller than SIZ.
1386 char datestamp[100];
1388 lprintf(CTDL_DEBUG, "CtdlOutputPreLoadedMsg(TheMessage=%s, %d, %d, %d, %d\n",
1389 ((TheMessage == NULL) ? "NULL" : "not null"),
1390 mode, headers_only, do_proto, crlf);
1392 strcpy(mid, "unknown");
1393 nl = (crlf ? "\r\n" : "\n");
1395 if (!is_valid_message(TheMessage)) {
1397 "ERROR: invalid preloaded message for output\n");
1398 return(om_no_such_msg);
1401 /* Are we downloading a MIME component? */
1402 if (mode == MT_DOWNLOAD) {
1403 if (TheMessage->cm_format_type != FMT_RFC822) {
1405 cprintf("%d This is not a MIME message.\n",
1406 ERROR + ILLEGAL_VALUE);
1407 } else if (CC->download_fp != NULL) {
1408 if (do_proto) cprintf(
1409 "%d You already have a download open.\n",
1410 ERROR + RESOURCE_BUSY);
1412 /* Parse the message text component */
1413 mptr = TheMessage->cm_fields['M'];
1414 mime_parser(mptr, NULL, *mime_download, NULL, NULL, NULL, 0);
1415 /* If there's no file open by this time, the requested
1416 * section wasn't found, so print an error
1418 if (CC->download_fp == NULL) {
1419 if (do_proto) cprintf(
1420 "%d Section %s not found.\n",
1421 ERROR + FILE_NOT_FOUND,
1422 CC->download_desired_section);
1425 return((CC->download_fp != NULL) ? om_ok : om_mime_error);
1428 /* now for the user-mode message reading loops */
1429 if (do_proto) cprintf("%d msg:\n", LISTING_FOLLOWS);
1431 /* Does the caller want to skip the headers? */
1432 if (headers_only == HEADERS_NONE) goto START_TEXT;
1434 /* Tell the client which format type we're using. */
1435 if ( (mode == MT_CITADEL) && (do_proto) ) {
1436 cprintf("type=%d\n", TheMessage->cm_format_type);
1439 /* nhdr=yes means that we're only displaying headers, no body */
1440 if ( (TheMessage->cm_anon_type == MES_ANONONLY)
1441 && (mode == MT_CITADEL)
1444 cprintf("nhdr=yes\n");
1447 /* begin header processing loop for Citadel message format */
1449 if ((mode == MT_CITADEL) || (mode == MT_MIME)) {
1451 safestrncpy(display_name, "<unknown>", sizeof display_name);
1452 if (TheMessage->cm_fields['A']) {
1453 strcpy(buf, TheMessage->cm_fields['A']);
1454 if (TheMessage->cm_anon_type == MES_ANONONLY) {
1455 safestrncpy(display_name, "****", sizeof display_name);
1457 else if (TheMessage->cm_anon_type == MES_ANONOPT) {
1458 safestrncpy(display_name, "anonymous", sizeof display_name);
1461 safestrncpy(display_name, buf, sizeof display_name);
1463 if ((is_room_aide())
1464 && ((TheMessage->cm_anon_type == MES_ANONONLY)
1465 || (TheMessage->cm_anon_type == MES_ANONOPT))) {
1466 size_t tmp = strlen(display_name);
1467 snprintf(&display_name[tmp],
1468 sizeof display_name - tmp,
1473 /* Don't show Internet address for users on the
1474 * local Citadel network.
1477 if (TheMessage->cm_fields['N'] != NULL)
1478 if (strlen(TheMessage->cm_fields['N']) > 0)
1479 if (haschar(TheMessage->cm_fields['N'], '.') == 0) {
1483 /* Now spew the header fields in the order we like them. */
1484 safestrncpy(allkeys, FORDER, sizeof allkeys);
1485 for (i=0; i<strlen(allkeys); ++i) {
1486 k = (int) allkeys[i];
1488 if ( (TheMessage->cm_fields[k] != NULL)
1489 && (msgkeys[k] != NULL) ) {
1491 if (do_proto) cprintf("%s=%s\n",
1495 else if ((k == 'F') && (suppress_f)) {
1498 /* Masquerade display name if needed */
1500 if (do_proto) cprintf("%s=%s\n",
1502 TheMessage->cm_fields[k]
1511 /* begin header processing loop for RFC822 transfer format */
1516 strcpy(snode, NODENAME);
1517 strcpy(lnode, HUMANNODE);
1518 if (mode == MT_RFC822) {
1519 for (i = 0; i < 256; ++i) {
1520 if (TheMessage->cm_fields[i]) {
1521 mptr = TheMessage->cm_fields[i];
1524 safestrncpy(luser, mptr, sizeof luser);
1525 safestrncpy(suser, mptr, sizeof suser);
1527 else if (i == 'Y') {
1528 cprintf("CC: %s%s", mptr, nl);
1530 else if (i == 'U') {
1531 cprintf("Subject: %s%s", mptr, nl);
1535 safestrncpy(mid, mptr, sizeof mid);
1537 safestrncpy(lnode, mptr, sizeof lnode);
1539 safestrncpy(fuser, mptr, sizeof fuser);
1540 /* else if (i == 'O')
1541 cprintf("X-Citadel-Room: %s%s",
1544 safestrncpy(snode, mptr, sizeof snode);
1546 cprintf("To: %s%s", mptr, nl);
1547 else if (i == 'T') {
1548 datestring(datestamp, sizeof datestamp,
1549 atol(mptr), DATESTRING_RFC822);
1550 cprintf("Date: %s%s", datestamp, nl);
1554 if (subject_found == 0) {
1555 cprintf("Subject: (no subject)%s", nl);
1559 for (i=0; i<strlen(suser); ++i) {
1560 suser[i] = tolower(suser[i]);
1561 if (!isalnum(suser[i])) suser[i]='_';
1564 if (mode == MT_RFC822) {
1565 if (!strcasecmp(snode, NODENAME)) {
1566 safestrncpy(snode, FQDN, sizeof snode);
1569 /* Construct a fun message id */
1570 cprintf("Message-ID: <%s", mid);
1571 if (strchr(mid, '@')==NULL) {
1572 cprintf("@%s", snode);
1576 if (!is_room_aide() && (TheMessage->cm_anon_type == MES_ANONONLY)) {
1577 cprintf("From: \"----\" <x@x.org>%s", nl);
1579 else if (!is_room_aide() && (TheMessage->cm_anon_type == MES_ANONOPT)) {
1580 cprintf("From: \"anonymous\" <x@x.org>%s", nl);
1582 else if (strlen(fuser) > 0) {
1583 cprintf("From: \"%s\" <%s>%s", luser, fuser, nl);
1586 cprintf("From: \"%s\" <%s@%s>%s", luser, suser, snode, nl);
1589 cprintf("Organization: %s%s", lnode, nl);
1591 /* Blank line signifying RFC822 end-of-headers */
1592 if (TheMessage->cm_format_type != FMT_RFC822) {
1597 /* end header processing loop ... at this point, we're in the text */
1599 if (headers_only == HEADERS_FAST) goto DONE;
1600 mptr = TheMessage->cm_fields['M'];
1602 /* Tell the client about the MIME parts in this message */
1603 if (TheMessage->cm_format_type == FMT_RFC822) {
1604 if ( (mode == MT_CITADEL) || (mode == MT_MIME) ) {
1605 memset(&ma, 0, sizeof(struct ma_info));
1606 mime_parser(mptr, NULL,
1607 (do_proto ? *list_this_part : NULL),
1608 (do_proto ? *list_this_pref : NULL),
1609 (do_proto ? *list_this_suff : NULL),
1612 else if (mode == MT_RFC822) { /* unparsed RFC822 dump */
1613 char *start_of_text = NULL;
1614 start_of_text = strstr(mptr, "\n\r\n");
1615 if (start_of_text == NULL) start_of_text = strstr(mptr, "\n\n");
1616 if (start_of_text == NULL) start_of_text = mptr;
1618 start_of_text = strstr(start_of_text, "\n");
1620 while (ch=*mptr, ch!=0) {
1624 else switch(headers_only) {
1626 if (mptr >= start_of_text) {
1627 if (ch == 10) cprintf("%s", nl);
1628 else cprintf("%c", ch);
1632 if (mptr < start_of_text) {
1633 if (ch == 10) cprintf("%s", nl);
1634 else cprintf("%c", ch);
1638 if (ch == 10) cprintf("%s", nl);
1639 else cprintf("%c", ch);
1648 if (headers_only == HEADERS_ONLY) {
1652 /* signify start of msg text */
1653 if ( (mode == MT_CITADEL) || (mode == MT_MIME) ) {
1654 if (do_proto) cprintf("text\n");
1657 /* If the format type on disk is 1 (fixed-format), then we want
1658 * everything to be output completely literally ... regardless of
1659 * what message transfer format is in use.
1661 if (TheMessage->cm_format_type == FMT_FIXED) {
1662 if (mode == MT_MIME) {
1663 cprintf("Content-type: text/plain\n\n");
1666 while (ch = *mptr++, ch > 0) {
1669 if ((ch == 10) || (strlen(buf) > 250)) {
1670 cprintf("%s%s", buf, nl);
1673 buf[strlen(buf) + 1] = 0;
1674 buf[strlen(buf)] = ch;
1677 if (strlen(buf) > 0)
1678 cprintf("%s%s", buf, nl);
1681 /* If the message on disk is format 0 (Citadel vari-format), we
1682 * output using the formatter at 80 columns. This is the final output
1683 * form if the transfer format is RFC822, but if the transfer format
1684 * is Citadel proprietary, it'll still work, because the indentation
1685 * for new paragraphs is correct and the client will reformat the
1686 * message to the reader's screen width.
1688 if (TheMessage->cm_format_type == FMT_CITADEL) {
1689 if (mode == MT_MIME) {
1690 cprintf("Content-type: text/x-citadel-variformat\n\n");
1692 memfmout(mptr, 0, nl);
1695 /* If the message on disk is format 4 (MIME), we've gotta hand it
1696 * off to the MIME parser. The client has already been told that
1697 * this message is format 1 (fixed format), so the callback function
1698 * we use will display those parts as-is.
1700 if (TheMessage->cm_format_type == FMT_RFC822) {
1701 memset(&ma, 0, sizeof(struct ma_info));
1703 if (mode == MT_MIME) {
1704 ma.use_fo_hooks = 0;
1705 strcpy(ma.chosen_part, "1");
1706 mime_parser(mptr, NULL,
1707 *choose_preferred, *fixed_output_pre,
1708 *fixed_output_post, (void *)&ma, 0);
1709 mime_parser(mptr, NULL,
1710 *output_preferred, NULL, NULL, (void *)&ma, 0);
1713 ma.use_fo_hooks = 1;
1714 mime_parser(mptr, NULL,
1715 *fixed_output, *fixed_output_pre,
1716 *fixed_output_post, (void *)&ma, 0);
1721 DONE: /* now we're done */
1722 if (do_proto) cprintf("000\n");
1729 * display a message (mode 0 - Citadel proprietary)
1731 void cmd_msg0(char *cmdbuf)
1734 int headers_only = HEADERS_ALL;
1736 msgid = extract_long(cmdbuf, 0);
1737 headers_only = extract_int(cmdbuf, 1);
1739 CtdlOutputMsg(msgid, MT_CITADEL, headers_only, 1, 0, NULL);
1745 * display a message (mode 2 - RFC822)
1747 void cmd_msg2(char *cmdbuf)
1750 int headers_only = HEADERS_ALL;
1752 msgid = extract_long(cmdbuf, 0);
1753 headers_only = extract_int(cmdbuf, 1);
1755 CtdlOutputMsg(msgid, MT_RFC822, headers_only, 1, 1, NULL);
1761 * display a message (mode 3 - IGnet raw format - internal programs only)
1763 void cmd_msg3(char *cmdbuf)
1766 struct CtdlMessage *msg;
1769 if (CC->internal_pgm == 0) {
1770 cprintf("%d This command is for internal programs only.\n",
1771 ERROR + HIGHER_ACCESS_REQUIRED);
1775 msgnum = extract_long(cmdbuf, 0);
1776 msg = CtdlFetchMessage(msgnum, 1);
1778 cprintf("%d Message %ld not found.\n",
1779 ERROR + MESSAGE_NOT_FOUND, msgnum);
1783 serialize_message(&smr, msg);
1784 CtdlFreeMessage(msg);
1787 cprintf("%d Unable to serialize message\n",
1788 ERROR + INTERNAL_ERROR);
1792 cprintf("%d %ld\n", BINARY_FOLLOWS, (long)smr.len);
1793 client_write((char *)smr.ser, (int)smr.len);
1800 * Display a message using MIME content types
1802 void cmd_msg4(char *cmdbuf)
1807 msgid = extract_long(cmdbuf, 0);
1808 extract_token(section, cmdbuf, 1, '|', sizeof section);
1809 CtdlOutputMsg(msgid, MT_MIME, 0, 1, 0, (section[0] ? section : NULL) );
1815 * Client tells us its preferred message format(s)
1817 void cmd_msgp(char *cmdbuf)
1819 safestrncpy(CC->preferred_formats, cmdbuf,
1820 sizeof(CC->preferred_formats));
1821 cprintf("%d ok\n", CIT_OK);
1826 * Open a component of a MIME message as a download file
1828 void cmd_opna(char *cmdbuf)
1831 char desired_section[128];
1833 msgid = extract_long(cmdbuf, 0);
1834 extract_token(desired_section, cmdbuf, 1, '|', sizeof desired_section);
1835 safestrncpy(CC->download_desired_section, desired_section,
1836 sizeof CC->download_desired_section);
1837 CtdlOutputMsg(msgid, MT_DOWNLOAD, 0, 1, 1, NULL);
1841 * Save one or more message pointers into a specified room
1842 * (Returns 0 for success, nonzero for failure)
1843 * roomname may be NULL to use the current room
1845 * Note that the 'supplied_msg' field may be set to NULL, in which case
1846 * the message will be fetched from disk, by number, if we need to perform
1847 * replication checks. This adds an additional database read, so if the
1848 * caller already has the message in memory then it should be supplied. (Obviously
1849 * this mode of operation only works if we're saving a single message.)
1851 int CtdlSaveMsgPointersInRoom(char *roomname, long newmsgidlist[], int num_newmsgs,
1852 int do_repl_check, struct CtdlMessage *supplied_msg)
1855 char hold_rm[ROOMNAMELEN];
1856 struct cdbdata *cdbfr;
1859 long highest_msg = 0L;
1862 struct CtdlMessage *msg = NULL;
1864 long *msgs_to_be_merged = NULL;
1865 int num_msgs_to_be_merged = 0;
1868 "CtdlSaveMsgPointersInRoom(room=%s, num_msgs=%d, repl=%d)\n",
1869 roomname, num_newmsgs, do_repl_check);
1871 strcpy(hold_rm, CC->room.QRname);
1874 if (newmsgidlist == NULL) return(ERROR + INTERNAL_ERROR);
1875 if (num_newmsgs < 1) return(ERROR + INTERNAL_ERROR);
1876 if (num_newmsgs > 1) supplied_msg = NULL;
1878 /* Now the regular stuff */
1879 if (lgetroom(&CC->room,
1880 ((roomname != NULL) ? roomname : CC->room.QRname) )
1882 lprintf(CTDL_ERR, "No such room <%s>\n", roomname);
1883 return(ERROR + ROOM_NOT_FOUND);
1887 msgs_to_be_merged = malloc(sizeof(long) * num_newmsgs);
1888 num_msgs_to_be_merged = 0;
1891 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->room.QRnumber, sizeof(long));
1892 if (cdbfr == NULL) {
1896 msglist = (long *) cdbfr->ptr;
1897 cdbfr->ptr = NULL; /* CtdlSaveMsgPointerInRoom() now owns this memory */
1898 num_msgs = cdbfr->len / sizeof(long);
1903 /* Create a list of msgid's which were supplied by the caller, but do
1904 * not already exist in the target room. It is absolutely taboo to
1905 * have more than one reference to the same message in a room.
1907 for (i=0; i<num_newmsgs; ++i) {
1909 if (num_msgs > 0) for (j=0; j<num_msgs; ++j) {
1910 if (msglist[j] == newmsgidlist[i]) {
1915 msgs_to_be_merged[num_msgs_to_be_merged++] = newmsgidlist[i];
1919 lprintf(9, "%d unique messages to be merged\n", num_msgs_to_be_merged);
1922 * Now merge the new messages
1924 msglist = realloc(msglist, (sizeof(long) * (num_msgs + num_msgs_to_be_merged)) );
1925 if (msglist == NULL) {
1926 lprintf(CTDL_ALERT, "ERROR: can't realloc message list!\n");
1928 memcpy(&msglist[num_msgs], msgs_to_be_merged, (sizeof(long) * num_msgs_to_be_merged) );
1929 num_msgs += num_msgs_to_be_merged;
1931 /* Sort the message list, so all the msgid's are in order */
1932 num_msgs = sort_msglist(msglist, num_msgs);
1934 /* Determine the highest message number */
1935 highest_msg = msglist[num_msgs - 1];
1937 /* Write it back to disk. */
1938 cdb_store(CDB_MSGLISTS, &CC->room.QRnumber, (int)sizeof(long),
1939 msglist, (int)(num_msgs * sizeof(long)));
1941 /* Free up the memory we used. */
1944 /* Update the highest-message pointer and unlock the room. */
1945 CC->room.QRhighest = highest_msg;
1946 lputroom(&CC->room);
1948 /* Perform replication checks if necessary */
1949 if ( (DoesThisRoomNeedEuidIndexing(&CC->room)) && (do_repl_check) ) {
1950 lprintf(CTDL_DEBUG, "CtdlSaveMsgPointerInRoom() doing repl checks\n");
1952 for (i=0; i<num_msgs_to_be_merged; ++i) {
1953 msgid = msgs_to_be_merged[i];
1955 if (supplied_msg != NULL) {
1959 msg = CtdlFetchMessage(msgid, 0);
1963 ReplicationChecks(msg);
1965 /* If the message has an Exclusive ID, index that... */
1966 if (msg->cm_fields['E'] != NULL) {
1967 index_message_by_euid(msg->cm_fields['E'], &CC->room, msgid);
1970 /* Free up the memory we may have allocated */
1971 if (msg != supplied_msg) {
1972 CtdlFreeMessage(msg);
1980 lprintf(CTDL_DEBUG, "CtdlSaveMsgPointerInRoom() skips repl checks\n");
1983 /* Go back to the room we were in before we wandered here... */
1984 getroom(&CC->room, hold_rm);
1986 /* Bump the reference count for all messages which were merged */
1987 for (i=0; i<num_msgs_to_be_merged; ++i) {
1988 AdjRefCount(msgs_to_be_merged[i], +1);
1991 /* Free up memory... */
1992 if (msgs_to_be_merged != NULL) {
1993 free(msgs_to_be_merged);
1996 /* Return success. */
2002 * This is the same as CtdlSaveMsgPointersInRoom() but it only accepts
2005 int CtdlSaveMsgPointerInRoom(char *roomname, long msgid,
2006 int do_repl_check, struct CtdlMessage *supplied_msg)
2008 return CtdlSaveMsgPointersInRoom(roomname, &msgid, 1, do_repl_check, supplied_msg);
2015 * Message base operation to save a new message to the message store
2016 * (returns new message number)
2018 * This is the back end for CtdlSubmitMsg() and should not be directly
2019 * called by server-side modules.
2022 long send_message(struct CtdlMessage *msg) {
2030 /* Get a new message number */
2031 newmsgid = get_new_message_number();
2032 snprintf(msgidbuf, sizeof msgidbuf, "%010ld@%s", newmsgid, config.c_fqdn);
2034 /* Generate an ID if we don't have one already */
2035 if (msg->cm_fields['I']==NULL) {
2036 msg->cm_fields['I'] = strdup(msgidbuf);
2039 /* If the message is big, set its body aside for storage elsewhere */
2040 if (msg->cm_fields['M'] != NULL) {
2041 if (strlen(msg->cm_fields['M']) > BIGMSG) {
2043 holdM = msg->cm_fields['M'];
2044 msg->cm_fields['M'] = NULL;
2048 /* Serialize our data structure for storage in the database */
2049 serialize_message(&smr, msg);
2052 msg->cm_fields['M'] = holdM;
2056 cprintf("%d Unable to serialize message\n",
2057 ERROR + INTERNAL_ERROR);
2061 /* Write our little bundle of joy into the message base */
2062 if (cdb_store(CDB_MSGMAIN, &newmsgid, (int)sizeof(long),
2063 smr.ser, smr.len) < 0) {
2064 lprintf(CTDL_ERR, "Can't store message\n");
2068 cdb_store(CDB_BIGMSGS,
2078 /* Free the memory we used for the serialized message */
2081 /* Return the *local* message ID to the caller
2082 * (even if we're storing an incoming network message)
2090 * Serialize a struct CtdlMessage into the format used on disk and network.
2092 * This function loads up a "struct ser_ret" (defined in server.h) which
2093 * contains the length of the serialized message and a pointer to the
2094 * serialized message in memory. THE LATTER MUST BE FREED BY THE CALLER.
2096 void serialize_message(struct ser_ret *ret, /* return values */
2097 struct CtdlMessage *msg) /* unserialized msg */
2099 size_t wlen, fieldlen;
2101 static char *forder = FORDER;
2104 * Check for valid message format
2106 if (is_valid_message(msg) == 0) {
2107 lprintf(CTDL_ERR, "serialize_message() aborting due to invalid message\n");
2114 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL)
2115 ret->len = ret->len +
2116 strlen(msg->cm_fields[(int)forder[i]]) + 2;
2118 ret->ser = malloc(ret->len);
2119 if (ret->ser == NULL) {
2120 lprintf(CTDL_ERR, "serialize_message() malloc(%ld) failed: %s\n",
2121 (long)ret->len, strerror(errno));
2128 ret->ser[1] = msg->cm_anon_type;
2129 ret->ser[2] = msg->cm_format_type;
2132 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL) {
2133 fieldlen = strlen(msg->cm_fields[(int)forder[i]]);
2134 ret->ser[wlen++] = (char)forder[i];
2135 safestrncpy((char *)&ret->ser[wlen], msg->cm_fields[(int)forder[i]], fieldlen+1);
2136 wlen = wlen + fieldlen + 1;
2138 if (ret->len != wlen) lprintf(CTDL_ERR, "ERROR: len=%ld wlen=%ld\n",
2139 (long)ret->len, (long)wlen);
2147 * Check to see if any messages already exist in the current room which
2148 * carry the same Exclusive ID as this one. If any are found, delete them.
2150 void ReplicationChecks(struct CtdlMessage *msg) {
2151 long old_msgnum = (-1L);
2153 if (DoesThisRoomNeedEuidIndexing(&CC->room) == 0) return;
2155 lprintf(CTDL_DEBUG, "Performing replication checks in <%s>\n",
2158 /* No exclusive id? Don't do anything. */
2159 if (msg == NULL) return;
2160 if (msg->cm_fields['E'] == NULL) return;
2161 if (strlen(msg->cm_fields['E']) == 0) return;
2162 /*lprintf(CTDL_DEBUG, "Exclusive ID: <%s> for room <%s>\n",
2163 msg->cm_fields['E'], CC->room.QRname);*/
2165 old_msgnum = locate_message_by_euid(msg->cm_fields['E'], &CC->room);
2166 if (old_msgnum > 0L) {
2167 lprintf(CTDL_DEBUG, "ReplicationChecks() replacing message %ld\n", old_msgnum);
2168 CtdlDeleteMessages(CC->room.QRname, &old_msgnum, 1, "", 0);
2175 * Save a message to disk and submit it into the delivery system.
2177 long CtdlSubmitMsg(struct CtdlMessage *msg, /* message to save */
2178 struct recptypes *recps, /* recipients (if mail) */
2179 char *force /* force a particular room? */
2181 char submit_filename[128];
2182 char generated_timestamp[32];
2183 char hold_rm[ROOMNAMELEN];
2184 char actual_rm[ROOMNAMELEN];
2185 char force_room[ROOMNAMELEN];
2186 char content_type[SIZ]; /* We have to learn this */
2187 char recipient[SIZ];
2190 struct ctdluser userbuf;
2192 struct MetaData smi;
2193 FILE *network_fp = NULL;
2194 static int seqnum = 1;
2195 struct CtdlMessage *imsg = NULL;
2198 char *hold_R, *hold_D;
2199 char *collected_addresses = NULL;
2200 struct addresses_to_be_filed *aptr = NULL;
2201 char *saved_rfc822_version = NULL;
2202 int qualified_for_journaling = 0;
2204 lprintf(CTDL_DEBUG, "CtdlSubmitMsg() called\n");
2205 if (is_valid_message(msg) == 0) return(-1); /* self check */
2207 /* If this message has no timestamp, we take the liberty of
2208 * giving it one, right now.
2210 if (msg->cm_fields['T'] == NULL) {
2211 snprintf(generated_timestamp, sizeof generated_timestamp, "%ld", (long)time(NULL));
2212 msg->cm_fields['T'] = strdup(generated_timestamp);
2215 /* If this message has no path, we generate one.
2217 if (msg->cm_fields['P'] == NULL) {
2218 if (msg->cm_fields['A'] != NULL) {
2219 msg->cm_fields['P'] = strdup(msg->cm_fields['A']);
2220 for (a=0; a<strlen(msg->cm_fields['P']); ++a) {
2221 if (isspace(msg->cm_fields['P'][a])) {
2222 msg->cm_fields['P'][a] = ' ';
2227 msg->cm_fields['P'] = strdup("unknown");
2231 if (force == NULL) {
2232 strcpy(force_room, "");
2235 strcpy(force_room, force);
2238 /* Learn about what's inside, because it's what's inside that counts */
2239 if (msg->cm_fields['M'] == NULL) {
2240 lprintf(CTDL_ERR, "ERROR: attempt to save message with NULL body\n");
2244 switch (msg->cm_format_type) {
2246 strcpy(content_type, "text/x-citadel-variformat");
2249 strcpy(content_type, "text/plain");
2252 strcpy(content_type, "text/plain");
2253 mptr = bmstrcasestr(msg->cm_fields['M'], "Content-type: ");
2255 safestrncpy(content_type, &mptr[14],
2256 sizeof content_type);
2257 for (a = 0; a < strlen(content_type); ++a) {
2258 if ((content_type[a] == ';')
2259 || (content_type[a] == ' ')
2260 || (content_type[a] == 13)
2261 || (content_type[a] == 10)) {
2262 content_type[a] = 0;
2268 /* Goto the correct room */
2269 lprintf(CTDL_DEBUG, "Selected room %s\n", (recps) ? CC->room.QRname : SENTITEMS);
2270 strcpy(hold_rm, CC->room.QRname);
2271 strcpy(actual_rm, CC->room.QRname);
2272 if (recps != NULL) {
2273 strcpy(actual_rm, SENTITEMS);
2276 /* If the user is a twit, move to the twit room for posting */
2278 if (CC->user.axlevel == 2) {
2279 strcpy(hold_rm, actual_rm);
2280 strcpy(actual_rm, config.c_twitroom);
2281 lprintf(CTDL_DEBUG, "Diverting to twit room\n");
2285 /* ...or if this message is destined for Aide> then go there. */
2286 if (strlen(force_room) > 0) {
2287 strcpy(actual_rm, force_room);
2290 lprintf(CTDL_DEBUG, "Final selection: %s\n", actual_rm);
2291 if (strcasecmp(actual_rm, CC->room.QRname)) {
2292 /* getroom(&CC->room, actual_rm); */
2293 usergoto(actual_rm, 0, 1, NULL, NULL);
2297 * If this message has no O (room) field, generate one.
2299 if (msg->cm_fields['O'] == NULL) {
2300 msg->cm_fields['O'] = strdup(CC->room.QRname);
2303 /* Perform "before save" hooks (aborting if any return nonzero) */
2304 lprintf(CTDL_DEBUG, "Performing before-save hooks\n");
2305 if (PerformMessageHooks(msg, EVT_BEFORESAVE) > 0) return(-3);
2308 * If this message has an Exclusive ID, and the room is replication
2309 * checking enabled, then do replication checks.
2311 if (DoesThisRoomNeedEuidIndexing(&CC->room)) {
2312 ReplicationChecks(msg);
2315 /* Save it to disk */
2316 lprintf(CTDL_DEBUG, "Saving to disk\n");
2317 newmsgid = send_message(msg);
2318 if (newmsgid <= 0L) return(-5);
2320 /* Write a supplemental message info record. This doesn't have to
2321 * be a critical section because nobody else knows about this message
2324 lprintf(CTDL_DEBUG, "Creating MetaData record\n");
2325 memset(&smi, 0, sizeof(struct MetaData));
2326 smi.meta_msgnum = newmsgid;
2327 smi.meta_refcount = 0;
2328 safestrncpy(smi.meta_content_type, content_type,
2329 sizeof smi.meta_content_type);
2332 * Measure how big this message will be when rendered as RFC822.
2333 * We do this for two reasons:
2334 * 1. We need the RFC822 length for the new metadata record, so the
2335 * POP and IMAP services don't have to calculate message lengths
2336 * while the user is waiting (multiplied by potentially hundreds
2337 * or thousands of messages).
2338 * 2. If journaling is enabled, we will need an RFC822 version of the
2339 * message to attach to the journalized copy.
2341 if (CC->redirect_buffer != NULL) {
2342 lprintf(CTDL_ALERT, "CC->redirect_buffer is not NULL during message submission!\n");
2345 CC->redirect_buffer = malloc(SIZ);
2346 CC->redirect_len = 0;
2347 CC->redirect_alloc = SIZ;
2348 CtdlOutputPreLoadedMsg(msg, MT_RFC822, HEADERS_ALL, 0, 1);
2349 smi.meta_rfc822_length = CC->redirect_len;
2350 saved_rfc822_version = CC->redirect_buffer;
2351 CC->redirect_buffer = NULL;
2352 CC->redirect_len = 0;
2353 CC->redirect_alloc = 0;
2357 /* Now figure out where to store the pointers */
2358 lprintf(CTDL_DEBUG, "Storing pointers\n");
2360 /* If this is being done by the networker delivering a private
2361 * message, we want to BYPASS saving the sender's copy (because there
2362 * is no local sender; it would otherwise go to the Trashcan).
2364 if ((!CC->internal_pgm) || (recps == NULL)) {
2365 if (CtdlSaveMsgPointerInRoom(actual_rm, newmsgid, 1, msg) != 0) {
2366 lprintf(CTDL_ERR, "ERROR saving message pointer!\n");
2367 CtdlSaveMsgPointerInRoom(config.c_aideroom, newmsgid, 0, msg);
2371 /* For internet mail, drop a copy in the outbound queue room */
2373 if (recps->num_internet > 0) {
2374 CtdlSaveMsgPointerInRoom(SMTP_SPOOLOUT_ROOM, newmsgid, 0, msg);
2377 /* If other rooms are specified, drop them there too. */
2379 if (recps->num_room > 0)
2380 for (i=0; i<num_tokens(recps->recp_room, '|'); ++i) {
2381 extract_token(recipient, recps->recp_room, i,
2382 '|', sizeof recipient);
2383 lprintf(CTDL_DEBUG, "Delivering to room <%s>\n", recipient);
2384 CtdlSaveMsgPointerInRoom(recipient, newmsgid, 0, msg);
2387 /* Bump this user's messages posted counter. */
2388 lprintf(CTDL_DEBUG, "Updating user\n");
2389 lgetuser(&CC->user, CC->curr_user);
2390 CC->user.posted = CC->user.posted + 1;
2391 lputuser(&CC->user);
2393 /* If this is private, local mail, make a copy in the
2394 * recipient's mailbox and bump the reference count.
2397 if (recps->num_local > 0)
2398 for (i=0; i<num_tokens(recps->recp_local, '|'); ++i) {
2399 extract_token(recipient, recps->recp_local, i,
2400 '|', sizeof recipient);
2401 lprintf(CTDL_DEBUG, "Delivering private local mail to <%s>\n",
2403 if (getuser(&userbuf, recipient) == 0) {
2404 MailboxName(actual_rm, sizeof actual_rm,
2405 &userbuf, MAILROOM);
2406 CtdlSaveMsgPointerInRoom(actual_rm, newmsgid, 0, msg);
2407 BumpNewMailCounter(userbuf.usernum);
2410 lprintf(CTDL_DEBUG, "No user <%s>\n", recipient);
2411 CtdlSaveMsgPointerInRoom(config.c_aideroom,
2416 /* Perform "after save" hooks */
2417 lprintf(CTDL_DEBUG, "Performing after-save hooks\n");
2418 PerformMessageHooks(msg, EVT_AFTERSAVE);
2420 /* For IGnet mail, we have to save a new copy into the spooler for
2421 * each recipient, with the R and D fields set to the recipient and
2422 * destination-node. This has two ugly side effects: all other
2423 * recipients end up being unlisted in this recipient's copy of the
2424 * message, and it has to deliver multiple messages to the same
2425 * node. We'll revisit this again in a year or so when everyone has
2426 * a network spool receiver that can handle the new style messages.
2429 if (recps->num_ignet > 0)
2430 for (i=0; i<num_tokens(recps->recp_ignet, '|'); ++i) {
2431 extract_token(recipient, recps->recp_ignet, i,
2432 '|', sizeof recipient);
2434 hold_R = msg->cm_fields['R'];
2435 hold_D = msg->cm_fields['D'];
2436 msg->cm_fields['R'] = malloc(SIZ);
2437 msg->cm_fields['D'] = malloc(128);
2438 extract_token(msg->cm_fields['R'], recipient, 0, '@', SIZ);
2439 extract_token(msg->cm_fields['D'], recipient, 1, '@', 128);
2441 serialize_message(&smr, msg);
2443 snprintf(submit_filename, sizeof submit_filename,
2444 "%s/netmail.%04lx.%04x.%04x",
2446 (long) getpid(), CC->cs_pid, ++seqnum);
2447 network_fp = fopen(submit_filename, "wb+");
2448 if (network_fp != NULL) {
2449 fwrite(smr.ser, smr.len, 1, network_fp);
2455 free(msg->cm_fields['R']);
2456 free(msg->cm_fields['D']);
2457 msg->cm_fields['R'] = hold_R;
2458 msg->cm_fields['D'] = hold_D;
2461 /* Go back to the room we started from */
2462 lprintf(CTDL_DEBUG, "Returning to original room %s\n", hold_rm);
2463 if (strcasecmp(hold_rm, CC->room.QRname))
2464 /* getroom(&CC->room, hold_rm); */
2465 usergoto(hold_rm, 0, 1, NULL, NULL);
2467 /* For internet mail, generate delivery instructions.
2468 * Yes, this is recursive. Deal with it. Infinite recursion does
2469 * not happen because the delivery instructions message does not
2470 * contain a recipient.
2473 if (recps->num_internet > 0) {
2474 lprintf(CTDL_DEBUG, "Generating delivery instructions\n");
2475 instr = malloc(SIZ * 2);
2476 snprintf(instr, SIZ * 2,
2477 "Content-type: %s\n\nmsgid|%ld\nsubmitted|%ld\n"
2479 SPOOLMIME, newmsgid, (long)time(NULL),
2480 msg->cm_fields['A'], msg->cm_fields['N']
2483 for (i=0; i<num_tokens(recps->recp_internet, '|'); ++i) {
2484 size_t tmp = strlen(instr);
2485 extract_token(recipient, recps->recp_internet,
2486 i, '|', sizeof recipient);
2487 snprintf(&instr[tmp], SIZ * 2 - tmp,
2488 "remote|%s|0||\n", recipient);
2491 imsg = malloc(sizeof(struct CtdlMessage));
2492 memset(imsg, 0, sizeof(struct CtdlMessage));
2493 imsg->cm_magic = CTDLMESSAGE_MAGIC;
2494 imsg->cm_anon_type = MES_NORMAL;
2495 imsg->cm_format_type = FMT_RFC822;
2496 imsg->cm_fields['A'] = strdup("Citadel");
2497 imsg->cm_fields['J'] = strdup("do not journal");
2498 imsg->cm_fields['M'] = instr;
2499 CtdlSubmitMsg(imsg, NULL, SMTP_SPOOLOUT_ROOM);
2500 CtdlFreeMessage(imsg);
2504 * Any addresses to harvest for someone's address book?
2506 if ( (CC->logged_in) && (recps != NULL) ) {
2507 collected_addresses = harvest_collected_addresses(msg);
2510 if (collected_addresses != NULL) {
2511 begin_critical_section(S_ATBF);
2512 aptr = (struct addresses_to_be_filed *)
2513 malloc(sizeof(struct addresses_to_be_filed));
2515 MailboxName(actual_rm, sizeof actual_rm,
2516 &CC->user, USERCONTACTSROOM);
2517 aptr->roomname = strdup(actual_rm);
2518 aptr->collected_addresses = collected_addresses;
2520 end_critical_section(S_ATBF);
2524 * Determine whether this message qualifies for journaling.
2526 if (msg->cm_fields['J'] != NULL) {
2527 qualified_for_journaling = 0;
2530 if (recps == NULL) {
2531 qualified_for_journaling = config.c_journal_pubmsgs;
2533 else if (recps->num_local + recps->num_ignet + recps->num_internet > 0) {
2534 qualified_for_journaling = config.c_journal_email;
2537 qualified_for_journaling = config.c_journal_pubmsgs;
2542 * Do we have to perform journaling? If so, hand off the saved
2543 * RFC822 version will be handed off to the journaler for background
2544 * submit. Otherwise, we have to free the memory ourselves.
2546 if (saved_rfc822_version != NULL) {
2547 if (qualified_for_journaling) {
2548 JournalBackgroundSubmit(msg, saved_rfc822_version, recps);
2551 free(saved_rfc822_version);
2564 * Convenience function for generating small administrative messages.
2566 void quickie_message(char *from, char *to, char *room, char *text,
2567 int format_type, char *subject)
2569 struct CtdlMessage *msg;
2570 struct recptypes *recp = NULL;
2572 msg = malloc(sizeof(struct CtdlMessage));
2573 memset(msg, 0, sizeof(struct CtdlMessage));
2574 msg->cm_magic = CTDLMESSAGE_MAGIC;
2575 msg->cm_anon_type = MES_NORMAL;
2576 msg->cm_format_type = format_type;
2577 msg->cm_fields['A'] = strdup(from);
2578 if (room != NULL) msg->cm_fields['O'] = strdup(room);
2579 msg->cm_fields['N'] = strdup(NODENAME);
2581 msg->cm_fields['R'] = strdup(to);
2582 recp = validate_recipients(to);
2584 if (subject != NULL) {
2585 msg->cm_fields['U'] = strdup(subject);
2587 msg->cm_fields['M'] = strdup(text);
2589 CtdlSubmitMsg(msg, recp, room);
2590 CtdlFreeMessage(msg);
2591 if (recp != NULL) free(recp);
2597 * Back end function used by CtdlMakeMessage() and similar functions
2599 char *CtdlReadMessageBody(char *terminator, /* token signalling EOT */
2600 size_t maxlen, /* maximum message length */
2601 char *exist, /* if non-null, append to it;
2602 exist is ALWAYS freed */
2603 int crlf /* CRLF newlines instead of LF */
2607 size_t message_len = 0;
2608 size_t buffer_len = 0;
2614 if (exist == NULL) {
2621 message_len = strlen(exist);
2622 buffer_len = message_len + 4096;
2623 m = realloc(exist, buffer_len);
2630 /* flush the input if we have nowhere to store it */
2635 /* read in the lines of message text one by one */
2637 if (client_getln(buf, (sizeof buf - 3)) < 1) finished = 1;
2638 if (!strcmp(buf, terminator)) finished = 1;
2640 strcat(buf, "\r\n");
2646 if ( (!flushing) && (!finished) ) {
2647 /* Measure the line */
2648 linelen = strlen(buf);
2650 /* augment the buffer if we have to */
2651 if ((message_len + linelen) >= buffer_len) {
2652 ptr = realloc(m, (buffer_len * 2) );
2653 if (ptr == NULL) { /* flush if can't allocate */
2656 buffer_len = (buffer_len * 2);
2658 lprintf(CTDL_DEBUG, "buffer_len is now %ld\n", (long)buffer_len);
2662 /* Add the new line to the buffer. NOTE: this loop must avoid
2663 * using functions like strcat() and strlen() because they
2664 * traverse the entire buffer upon every call, and doing that
2665 * for a multi-megabyte message slows it down beyond usability.
2667 strcpy(&m[message_len], buf);
2668 message_len += linelen;
2671 /* if we've hit the max msg length, flush the rest */
2672 if (message_len >= maxlen) flushing = 1;
2674 } while (!finished);
2682 * Build a binary message to be saved on disk.
2683 * (NOTE: if you supply 'preformatted_text', the buffer you give it
2684 * will become part of the message. This means you are no longer
2685 * responsible for managing that memory -- it will be freed along with
2686 * the rest of the fields when CtdlFreeMessage() is called.)
2689 struct CtdlMessage *CtdlMakeMessage(
2690 struct ctdluser *author, /* author's user structure */
2691 char *recipient, /* NULL if it's not mail */
2692 char *recp_cc, /* NULL if it's not mail */
2693 char *room, /* room where it's going */
2694 int type, /* see MES_ types in header file */
2695 int format_type, /* variformat, plain text, MIME... */
2696 char *fake_name, /* who we're masquerading as */
2697 char *subject, /* Subject (optional) */
2698 char *supplied_euid, /* ...or NULL if this is irrelevant */
2699 char *preformatted_text /* ...or NULL to read text from client */
2701 char dest_node[SIZ];
2703 struct CtdlMessage *msg;
2705 msg = malloc(sizeof(struct CtdlMessage));
2706 memset(msg, 0, sizeof(struct CtdlMessage));
2707 msg->cm_magic = CTDLMESSAGE_MAGIC;
2708 msg->cm_anon_type = type;
2709 msg->cm_format_type = format_type;
2711 /* Don't confuse the poor folks if it's not routed mail. */
2712 strcpy(dest_node, "");
2717 snprintf(buf, sizeof buf, "cit%ld", author->usernum); /* Path */
2718 msg->cm_fields['P'] = strdup(buf);
2720 snprintf(buf, sizeof buf, "%ld", (long)time(NULL)); /* timestamp */
2721 msg->cm_fields['T'] = strdup(buf);
2723 if (fake_name[0]) /* author */
2724 msg->cm_fields['A'] = strdup(fake_name);
2726 msg->cm_fields['A'] = strdup(author->fullname);
2728 if (CC->room.QRflags & QR_MAILBOX) { /* room */
2729 msg->cm_fields['O'] = strdup(&CC->room.QRname[11]);
2732 msg->cm_fields['O'] = strdup(CC->room.QRname);
2735 msg->cm_fields['N'] = strdup(NODENAME); /* nodename */
2736 msg->cm_fields['H'] = strdup(HUMANNODE); /* hnodename */
2738 if (recipient[0] != 0) {
2739 msg->cm_fields['R'] = strdup(recipient);
2741 if (recp_cc[0] != 0) {
2742 msg->cm_fields['Y'] = strdup(recp_cc);
2744 if (dest_node[0] != 0) {
2745 msg->cm_fields['D'] = strdup(dest_node);
2748 if ( (author == &CC->user) && (strlen(CC->cs_inet_email) > 0) ) {
2749 msg->cm_fields['F'] = strdup(CC->cs_inet_email);
2752 if (subject != NULL) {
2754 if (strlen(subject) > 0) {
2755 msg->cm_fields['U'] = strdup(subject);
2759 if (supplied_euid != NULL) {
2760 msg->cm_fields['E'] = strdup(supplied_euid);
2763 if (preformatted_text != NULL) {
2764 msg->cm_fields['M'] = preformatted_text;
2767 msg->cm_fields['M'] = CtdlReadMessageBody("000",
2768 config.c_maxmsglen, NULL, 0);
2776 * Check to see whether we have permission to post a message in the current
2777 * room. Returns a *CITADEL ERROR CODE* and puts a message in errmsgbuf, or
2778 * returns 0 on success.
2780 int CtdlDoIHavePermissionToPostInThisRoom(char *errmsgbuf, size_t n) {
2782 if (!(CC->logged_in)) {
2783 snprintf(errmsgbuf, n, "Not logged in.");
2784 return (ERROR + NOT_LOGGED_IN);
2787 if ((CC->user.axlevel < 2)
2788 && ((CC->room.QRflags & QR_MAILBOX) == 0)) {
2789 snprintf(errmsgbuf, n, "Need to be validated to enter "
2790 "(except in %s> to sysop)", MAILROOM);
2791 return (ERROR + HIGHER_ACCESS_REQUIRED);
2794 if ((CC->user.axlevel < 4)
2795 && (CC->room.QRflags & QR_NETWORK)) {
2796 snprintf(errmsgbuf, n, "Need net privileges to enter here.");
2797 return (ERROR + HIGHER_ACCESS_REQUIRED);
2800 if ((CC->user.axlevel < 6)
2801 && (CC->room.QRflags & QR_READONLY)) {
2802 snprintf(errmsgbuf, n, "Sorry, this is a read-only room.");
2803 return (ERROR + HIGHER_ACCESS_REQUIRED);
2806 strcpy(errmsgbuf, "Ok");
2812 * Check to see if the specified user has Internet mail permission
2813 * (returns nonzero if permission is granted)
2815 int CtdlCheckInternetMailPermission(struct ctdluser *who) {
2817 /* Do not allow twits to send Internet mail */
2818 if (who->axlevel <= 2) return(0);
2820 /* Globally enabled? */
2821 if (config.c_restrict == 0) return(1);
2823 /* User flagged ok? */
2824 if (who->flags & US_INTERNET) return(2);
2826 /* Aide level access? */
2827 if (who->axlevel >= 6) return(3);
2829 /* No mail for you! */
2835 * Validate recipients, count delivery types and errors, and handle aliasing
2836 * FIXME check for dupes!!!!!
2837 * Returns 0 if all addresses are ok, -1 if no addresses were specified,
2838 * or the number of addresses found invalid.
2840 struct recptypes *validate_recipients(char *supplied_recipients) {
2841 struct recptypes *ret;
2842 char recipients[SIZ];
2843 char this_recp[256];
2844 char this_recp_cooked[256];
2850 struct ctdluser tempUS;
2851 struct ctdlroom tempQR;
2855 ret = (struct recptypes *) malloc(sizeof(struct recptypes));
2856 if (ret == NULL) return(NULL);
2857 memset(ret, 0, sizeof(struct recptypes));
2860 ret->num_internet = 0;
2865 if (supplied_recipients == NULL) {
2866 strcpy(recipients, "");
2869 safestrncpy(recipients, supplied_recipients, sizeof recipients);
2872 /* Change all valid separator characters to commas */
2873 for (i=0; i<strlen(recipients); ++i) {
2874 if ((recipients[i] == ';') || (recipients[i] == '|')) {
2875 recipients[i] = ',';
2879 /* Now start extracting recipients... */
2881 while (strlen(recipients) > 0) {
2883 for (i=0; i<=strlen(recipients); ++i) {
2884 if (recipients[i] == '\"') in_quotes = 1 - in_quotes;
2885 if ( ( (recipients[i] == ',') && (!in_quotes) ) || (recipients[i] == 0) ) {
2886 safestrncpy(this_recp, recipients, i+1);
2888 if (recipients[i] == ',') {
2889 strcpy(recipients, &recipients[i+1]);
2892 strcpy(recipients, "");
2899 lprintf(CTDL_DEBUG, "Evaluating recipient #%d: %s\n", num_recps, this_recp);
2901 mailtype = alias(this_recp);
2902 mailtype = alias(this_recp);
2903 mailtype = alias(this_recp);
2904 for (j=0; j<=strlen(this_recp); ++j) {
2905 if (this_recp[j]=='_') {
2906 this_recp_cooked[j] = ' ';
2909 this_recp_cooked[j] = this_recp[j];
2915 if (!strcasecmp(this_recp, "sysop")) {
2917 strcpy(this_recp, config.c_aideroom);
2918 if (strlen(ret->recp_room) > 0) {
2919 strcat(ret->recp_room, "|");
2921 strcat(ret->recp_room, this_recp);
2923 else if (getuser(&tempUS, this_recp) == 0) {
2925 strcpy(this_recp, tempUS.fullname);
2926 if (strlen(ret->recp_local) > 0) {
2927 strcat(ret->recp_local, "|");
2929 strcat(ret->recp_local, this_recp);
2931 else if (getuser(&tempUS, this_recp_cooked) == 0) {
2933 strcpy(this_recp, tempUS.fullname);
2934 if (strlen(ret->recp_local) > 0) {
2935 strcat(ret->recp_local, "|");
2937 strcat(ret->recp_local, this_recp);
2939 else if ( (!strncasecmp(this_recp, "room_", 5))
2940 && (!getroom(&tempQR, &this_recp_cooked[5])) ) {
2942 if (strlen(ret->recp_room) > 0) {
2943 strcat(ret->recp_room, "|");
2945 strcat(ret->recp_room, &this_recp_cooked[5]);
2953 /* Yes, you're reading this correctly: if the target
2954 * domain points back to the local system or an attached
2955 * Citadel directory, the address is invalid. That's
2956 * because if the address were valid, we would have
2957 * already translated it to a local address by now.
2959 if (IsDirectory(this_recp)) {
2964 ++ret->num_internet;
2965 if (strlen(ret->recp_internet) > 0) {
2966 strcat(ret->recp_internet, "|");
2968 strcat(ret->recp_internet, this_recp);
2973 if (strlen(ret->recp_ignet) > 0) {
2974 strcat(ret->recp_ignet, "|");
2976 strcat(ret->recp_ignet, this_recp);
2984 if (strlen(ret->errormsg) == 0) {
2985 snprintf(append, sizeof append,
2986 "Invalid recipient: %s",
2990 snprintf(append, sizeof append,
2993 if ( (strlen(ret->errormsg) + strlen(append)) < SIZ) {
2994 strcat(ret->errormsg, append);
2998 if (strlen(ret->display_recp) == 0) {
2999 strcpy(append, this_recp);
3002 snprintf(append, sizeof append, ", %s",
3005 if ( (strlen(ret->display_recp)+strlen(append)) < SIZ) {
3006 strcat(ret->display_recp, append);
3011 if ((ret->num_local + ret->num_internet + ret->num_ignet +
3012 ret->num_room + ret->num_error) == 0) {
3013 ret->num_error = (-1);
3014 strcpy(ret->errormsg, "No recipients specified.");
3017 lprintf(CTDL_DEBUG, "validate_recipients()\n");
3018 lprintf(CTDL_DEBUG, " local: %d <%s>\n", ret->num_local, ret->recp_local);
3019 lprintf(CTDL_DEBUG, " room: %d <%s>\n", ret->num_room, ret->recp_room);
3020 lprintf(CTDL_DEBUG, " inet: %d <%s>\n", ret->num_internet, ret->recp_internet);
3021 lprintf(CTDL_DEBUG, " ignet: %d <%s>\n", ret->num_ignet, ret->recp_ignet);
3022 lprintf(CTDL_DEBUG, " error: %d <%s>\n", ret->num_error, ret->errormsg);
3030 * message entry - mode 0 (normal)
3032 void cmd_ent0(char *entargs)
3038 char supplied_euid[128];
3039 char masquerade_as[SIZ];
3041 int format_type = 0;
3042 char newusername[SIZ];
3043 struct CtdlMessage *msg;
3047 struct recptypes *valid = NULL;
3048 struct recptypes *valid_to = NULL;
3049 struct recptypes *valid_cc = NULL;
3050 struct recptypes *valid_bcc = NULL;
3057 post = extract_int(entargs, 0);
3058 extract_token(recp, entargs, 1, '|', sizeof recp);
3059 anon_flag = extract_int(entargs, 2);
3060 format_type = extract_int(entargs, 3);
3061 extract_token(subject, entargs, 4, '|', sizeof subject);
3062 do_confirm = extract_int(entargs, 6);
3063 extract_token(cc, entargs, 7, '|', sizeof cc);
3064 extract_token(bcc, entargs, 8, '|', sizeof bcc);
3065 switch(CC->room.QRdefaultview) {
3068 extract_token(supplied_euid, entargs, 9, '|', sizeof supplied_euid);
3071 supplied_euid[0] = 0;
3075 /* first check to make sure the request is valid. */
3077 err = CtdlDoIHavePermissionToPostInThisRoom(errmsg, sizeof errmsg);
3079 cprintf("%d %s\n", err, errmsg);
3083 /* Check some other permission type things. */
3086 if (CC->user.axlevel < 6) {
3087 cprintf("%d You don't have permission to masquerade.\n",
3088 ERROR + HIGHER_ACCESS_REQUIRED);
3091 extract_token(newusername, entargs, 5, '|', sizeof newusername);
3092 memset(CC->fake_postname, 0, sizeof(CC->fake_postname) );
3093 safestrncpy(CC->fake_postname, newusername,
3094 sizeof(CC->fake_postname) );
3095 cprintf("%d ok\n", CIT_OK);
3098 CC->cs_flags |= CS_POSTING;
3100 /* In the Mail> room we have to behave a little differently --
3101 * make sure the user has specified at least one recipient. Then
3102 * validate the recipient(s).
3104 if ( (CC->room.QRflags & QR_MAILBOX)
3105 && (!strcasecmp(&CC->room.QRname[11], MAILROOM)) ) {
3107 if (CC->user.axlevel < 2) {
3108 strcpy(recp, "sysop");
3113 valid_to = validate_recipients(recp);
3114 if (valid_to->num_error > 0) {
3115 cprintf("%d Invalid recipient (To)\n", ERROR + NO_SUCH_USER);
3120 valid_cc = validate_recipients(cc);
3121 if (valid_cc->num_error > 0) {
3122 cprintf("%d Invalid recipient (CC)\n", ERROR + NO_SUCH_USER);
3128 valid_bcc = validate_recipients(bcc);
3129 if (valid_bcc->num_error > 0) {
3130 cprintf("%d Invalid recipient (BCC)\n", ERROR + NO_SUCH_USER);
3137 /* Recipient required, but none were specified */
3138 if ( (valid_to->num_error < 0) && (valid_cc->num_error < 0) && (valid_bcc->num_error < 0) ) {
3142 cprintf("%d At least one recipient is required.\n", ERROR + NO_SUCH_USER);
3146 if (valid_to->num_internet + valid_cc->num_internet + valid_bcc->num_internet > 0) {
3147 if (CtdlCheckInternetMailPermission(&CC->user)==0) {
3148 cprintf("%d You do not have permission "
3149 "to send Internet mail.\n",
3150 ERROR + HIGHER_ACCESS_REQUIRED);
3158 if ( ( (valid_to->num_internet + valid_to->num_ignet + valid_cc->num_internet + valid_cc->num_ignet + valid_bcc->num_internet + valid_bcc->num_ignet) > 0)
3159 && (CC->user.axlevel < 4) ) {
3160 cprintf("%d Higher access required for network mail.\n",
3161 ERROR + HIGHER_ACCESS_REQUIRED);
3168 if ((RESTRICT_INTERNET == 1)
3169 && (valid_to->num_internet + valid_cc->num_internet + valid_bcc->num_internet > 0)
3170 && ((CC->user.flags & US_INTERNET) == 0)
3171 && (!CC->internal_pgm)) {
3172 cprintf("%d You don't have access to Internet mail.\n",
3173 ERROR + HIGHER_ACCESS_REQUIRED);
3182 /* Is this a room which has anonymous-only or anonymous-option? */
3183 anonymous = MES_NORMAL;
3184 if (CC->room.QRflags & QR_ANONONLY) {
3185 anonymous = MES_ANONONLY;
3187 if (CC->room.QRflags & QR_ANONOPT) {
3188 if (anon_flag == 1) { /* only if the user requested it */
3189 anonymous = MES_ANONOPT;
3193 if ((CC->room.QRflags & QR_MAILBOX) == 0) {
3197 /* If we're only checking the validity of the request, return
3198 * success without creating the message.
3201 cprintf("%d %s\n", CIT_OK,
3202 ((valid_to != NULL) ? valid_to->display_recp : "") );
3209 /* We don't need these anymore because we'll do it differently below */
3214 /* Handle author masquerading */
3215 if (CC->fake_postname[0]) {
3216 strcpy(masquerade_as, CC->fake_postname);
3218 else if (CC->fake_username[0]) {
3219 strcpy(masquerade_as, CC->fake_username);
3222 strcpy(masquerade_as, "");
3225 /* Read in the message from the client. */
3227 cprintf("%d send message\n", START_CHAT_MODE);
3229 cprintf("%d send message\n", SEND_LISTING);
3232 msg = CtdlMakeMessage(&CC->user, recp, cc,
3233 CC->room.QRname, anonymous, format_type,
3234 masquerade_as, subject,
3235 ((strlen(supplied_euid) > 0) ? supplied_euid : NULL),
3238 /* Put together one big recipients struct containing to/cc/bcc all in
3239 * one. This is for the envelope.
3241 char *all_recps = malloc(SIZ * 3);
3242 strcpy(all_recps, recp);
3243 if (strlen(cc) > 0) {
3244 if (strlen(all_recps) > 0) {
3245 strcat(all_recps, ",");
3247 strcat(all_recps, cc);
3249 if (strlen(bcc) > 0) {
3250 if (strlen(all_recps) > 0) {
3251 strcat(all_recps, ",");
3253 strcat(all_recps, bcc);
3255 if (strlen(all_recps) > 0) {
3256 valid = validate_recipients(all_recps);
3264 msgnum = CtdlSubmitMsg(msg, valid, "");
3267 cprintf("%ld\n", msgnum);
3269 cprintf("Message accepted.\n");
3272 cprintf("Internal error.\n");
3274 if (msg->cm_fields['E'] != NULL) {
3275 cprintf("%s\n", msg->cm_fields['E']);
3282 CtdlFreeMessage(msg);
3284 CC->fake_postname[0] = '\0';
3285 if (valid != NULL) {
3294 * API function to delete messages which match a set of criteria
3295 * (returns the actual number of messages deleted)
3297 int CtdlDeleteMessages(char *room_name, /* which room */
3298 long *dmsgnums, /* array of msg numbers to be deleted */
3299 int num_dmsgnums, /* number of msgs to be deleted, or 0 for "any" */
3300 char *content_type, /* or "" for any */
3301 int deferred /* let TDAP sweep it later */
3305 struct ctdlroom qrbuf;
3306 struct cdbdata *cdbfr;
3307 long *msglist = NULL;
3308 long *dellist = NULL;
3311 int num_deleted = 0;
3313 struct MetaData smi;
3315 lprintf(CTDL_DEBUG, "CtdlDeleteMessages(%s, %d msgs, %s, %d)\n",
3316 room_name, num_dmsgnums, content_type, deferred);
3318 /* get room record, obtaining a lock... */
3319 if (lgetroom(&qrbuf, room_name) != 0) {
3320 lprintf(CTDL_ERR, "CtdlDeleteMessages(): Room <%s> not found\n",
3322 return (0); /* room not found */
3324 cdbfr = cdb_fetch(CDB_MSGLISTS, &qrbuf.QRnumber, sizeof(long));
3326 if (cdbfr != NULL) {
3327 dellist = malloc(cdbfr->len);
3328 msglist = (long *) cdbfr->ptr;
3329 cdbfr->ptr = NULL; /* CtdlDeleteMessages() now owns this memory */
3330 num_msgs = cdbfr->len / sizeof(long);
3334 for (i = 0; i < num_msgs; ++i) {
3337 /* Set/clear a bit for each criterion */
3339 /* 0 messages in the list or a null list means that we are
3340 * interested in deleting any messages which meet the other criteria.
3342 if ((num_dmsgnums == 0) || (dmsgnums == NULL)) {
3343 delete_this |= 0x01;
3346 for (j=0; j<num_dmsgnums; ++j) {
3347 if (msglist[i] == dmsgnums[j]) {
3348 delete_this |= 0x01;
3353 if (strlen(content_type) == 0) {
3354 delete_this |= 0x02;
3356 GetMetaData(&smi, msglist[i]);
3357 if (!strcasecmp(smi.meta_content_type,
3359 delete_this |= 0x02;
3363 /* Delete message only if all bits are set */
3364 if (delete_this == 0x03) {
3365 dellist[num_deleted++] = msglist[i];
3370 num_msgs = sort_msglist(msglist, num_msgs);
3371 cdb_store(CDB_MSGLISTS, &qrbuf.QRnumber, (int)sizeof(long),
3372 msglist, (int)(num_msgs * sizeof(long)));
3374 qrbuf.QRhighest = msglist[num_msgs - 1];
3379 * If the delete operation is "deferred" (and technically, any delete
3380 * operation not performed by THE DREADED AUTO-PURGER ought to be
3381 * a deferred delete) then we save a pointer to the message in the
3382 * DELETED_MSGS_ROOM. This will cause the reference count to remain
3383 * at least 1, which will save the user from having to synchronously
3384 * wait for various disk-intensive operations to complete.
3386 * Slick -- we now use the new bulk API for moving messages.
3388 if ( (deferred) && (num_deleted) ) {
3389 CtdlCopyMsgsToRoom(dellist, num_deleted, DELETED_MSGS_ROOM);
3392 /* Go through the messages we pulled out of the index, and decrement
3393 * their reference counts by 1. If this is the only room the message
3394 * was in, the reference count will reach zero and the message will
3395 * automatically be deleted from the database. We do this in a
3396 * separate pass because there might be plug-in hooks getting called,
3397 * and we don't want that happening during an S_ROOMS critical
3400 if (num_deleted) for (i=0; i<num_deleted; ++i) {
3401 PerformDeleteHooks(qrbuf.QRname, dellist[i]);
3402 AdjRefCount(dellist[i], -1);
3405 /* Now free the memory we used, and go away. */
3406 if (msglist != NULL) free(msglist);
3407 if (dellist != NULL) free(dellist);
3408 lprintf(CTDL_DEBUG, "%d message(s) deleted.\n", num_deleted);
3409 return (num_deleted);
3415 * Check whether the current user has permission to delete messages from
3416 * the current room (returns 1 for yes, 0 for no)
3418 int CtdlDoIHavePermissionToDeleteMessagesFromThisRoom(void) {
3419 getuser(&CC->user, CC->curr_user);
3420 if ((CC->user.axlevel < 6)
3421 && (CC->user.usernum != CC->room.QRroomaide)
3422 && ((CC->room.QRflags & QR_MAILBOX) == 0)
3423 && (!(CC->internal_pgm))) {
3432 * Delete message from current room
3434 void cmd_dele(char *args)
3443 extract_token(msgset, args, 0, '|', sizeof msgset);
3444 num_msgs = num_tokens(msgset, ',');
3446 cprintf("%d Nothing to do.\n", CIT_OK);
3450 if (CtdlDoIHavePermissionToDeleteMessagesFromThisRoom() == 0) {
3451 cprintf("%d Higher access required.\n",
3452 ERROR + HIGHER_ACCESS_REQUIRED);
3457 * Build our message set to be moved/copied
3459 msgs = malloc(num_msgs * sizeof(long));
3460 for (i=0; i<num_msgs; ++i) {
3461 extract_token(msgtok, msgset, i, ',', sizeof msgtok);
3462 msgs[i] = atol(msgtok);
3465 num_deleted = CtdlDeleteMessages(CC->room.QRname, msgs, num_msgs, "", 1);
3469 cprintf("%d %d message%s deleted.\n", CIT_OK,
3470 num_deleted, ((num_deleted != 1) ? "s" : ""));
3472 cprintf("%d Message not found.\n", ERROR + MESSAGE_NOT_FOUND);
3478 * Back end API function for moves and deletes (multiple messages)
3480 int CtdlCopyMsgsToRoom(long *msgnums, int num_msgs, char *dest) {
3483 err = CtdlSaveMsgPointersInRoom(dest, msgnums, num_msgs, 1, NULL);
3484 if (err != 0) return(err);
3493 * move or copy a message to another room
3495 void cmd_move(char *args)
3502 char targ[ROOMNAMELEN];
3503 struct ctdlroom qtemp;
3510 extract_token(msgset, args, 0, '|', sizeof msgset);
3511 num_msgs = num_tokens(msgset, ',');
3513 cprintf("%d Nothing to do.\n", CIT_OK);
3517 extract_token(targ, args, 1, '|', sizeof targ);
3518 convert_room_name_macros(targ, sizeof targ);
3519 targ[ROOMNAMELEN - 1] = 0;
3520 is_copy = extract_int(args, 2);
3522 if (getroom(&qtemp, targ) != 0) {
3523 cprintf("%d '%s' does not exist.\n",
3524 ERROR + ROOM_NOT_FOUND, targ);
3528 getuser(&CC->user, CC->curr_user);
3529 CtdlRoomAccess(&qtemp, &CC->user, &ra, NULL);
3531 /* Check for permission to perform this operation.
3532 * Remember: "CC->room" is source, "qtemp" is target.
3536 /* Aides can move/copy */
3537 if (CC->user.axlevel >= 6) permit = 1;
3539 /* Room aides can move/copy */
3540 if (CC->user.usernum == CC->room.QRroomaide) permit = 1;
3542 /* Permit move/copy from personal rooms */
3543 if ((CC->room.QRflags & QR_MAILBOX)
3544 && (qtemp.QRflags & QR_MAILBOX)) permit = 1;
3546 /* Permit only copy from public to personal room */
3548 && (!(CC->room.QRflags & QR_MAILBOX))
3549 && (qtemp.QRflags & QR_MAILBOX)) permit = 1;
3551 /* User must have access to target room */
3552 if (!(ra & UA_KNOWN)) permit = 0;
3555 cprintf("%d Higher access required.\n",
3556 ERROR + HIGHER_ACCESS_REQUIRED);
3561 * Build our message set to be moved/copied
3563 msgs = malloc(num_msgs * sizeof(long));
3564 for (i=0; i<num_msgs; ++i) {
3565 extract_token(msgtok, msgset, i, ',', sizeof msgtok);
3566 msgs[i] = atol(msgtok);
3572 err = CtdlCopyMsgsToRoom(msgs, num_msgs, targ);
3574 cprintf("%d Cannot store message(s) in %s: error %d\n",
3580 /* Now delete the message from the source room,
3581 * if this is a 'move' rather than a 'copy' operation.
3584 CtdlDeleteMessages(CC->room.QRname, msgs, num_msgs, "", 0);
3588 cprintf("%d Message(s) %s.\n", CIT_OK, (is_copy ? "copied" : "moved") );
3594 * GetMetaData() - Get the supplementary record for a message
3596 void GetMetaData(struct MetaData *smibuf, long msgnum)
3599 struct cdbdata *cdbsmi;
3602 memset(smibuf, 0, sizeof(struct MetaData));
3603 smibuf->meta_msgnum = msgnum;
3604 smibuf->meta_refcount = 1; /* Default reference count is 1 */
3606 /* Use the negative of the message number for its supp record index */
3607 TheIndex = (0L - msgnum);
3609 cdbsmi = cdb_fetch(CDB_MSGMAIN, &TheIndex, sizeof(long));
3610 if (cdbsmi == NULL) {
3611 return; /* record not found; go with defaults */
3613 memcpy(smibuf, cdbsmi->ptr,
3614 ((cdbsmi->len > sizeof(struct MetaData)) ?
3615 sizeof(struct MetaData) : cdbsmi->len));
3622 * PutMetaData() - (re)write supplementary record for a message
3624 void PutMetaData(struct MetaData *smibuf)
3628 /* Use the negative of the message number for the metadata db index */
3629 TheIndex = (0L - smibuf->meta_msgnum);
3631 lprintf(CTDL_DEBUG, "PutMetaData(%ld) - ref count is %d\n",
3632 smibuf->meta_msgnum, smibuf->meta_refcount);
3634 cdb_store(CDB_MSGMAIN,
3635 &TheIndex, (int)sizeof(long),
3636 smibuf, (int)sizeof(struct MetaData));
3641 * AdjRefCount - change the reference count for a message;
3642 * delete the message if it reaches zero
3644 void AdjRefCount(long msgnum, int incr)
3647 struct MetaData smi;
3650 /* This is a *tight* critical section; please keep it that way, as
3651 * it may get called while nested in other critical sections.
3652 * Complicating this any further will surely cause deadlock!
3654 begin_critical_section(S_SUPPMSGMAIN);
3655 GetMetaData(&smi, msgnum);
3656 smi.meta_refcount += incr;
3658 end_critical_section(S_SUPPMSGMAIN);
3659 lprintf(CTDL_DEBUG, "msg %ld ref count incr %d, is now %d\n",
3660 msgnum, incr, smi.meta_refcount);
3662 /* If the reference count is now zero, delete the message
3663 * (and its supplementary record as well).
3665 if (smi.meta_refcount == 0) {
3666 lprintf(CTDL_DEBUG, "Deleting message <%ld>\n", msgnum);
3668 /* Remove from fulltext index */
3669 if (config.c_enable_fulltext) {
3670 ft_index_message(msgnum, 0);
3673 /* Remove from message base */
3675 cdb_delete(CDB_MSGMAIN, &delnum, (int)sizeof(long));
3676 cdb_delete(CDB_BIGMSGS, &delnum, (int)sizeof(long));
3678 /* Remove metadata record */
3679 delnum = (0L - msgnum);
3680 cdb_delete(CDB_MSGMAIN, &delnum, (int)sizeof(long));
3685 * Write a generic object to this room
3687 * Note: this could be much more efficient. Right now we use two temporary
3688 * files, and still pull the message into memory as with all others.
3690 void CtdlWriteObject(char *req_room, /* Room to stuff it in */
3691 char *content_type, /* MIME type of this object */
3692 char *tempfilename, /* Where to fetch it from */
3693 struct ctdluser *is_mailbox, /* Mailbox room? */
3694 int is_binary, /* Is encoding necessary? */
3695 int is_unique, /* Del others of this type? */
3696 unsigned int flags /* Internal save flags */
3701 struct ctdlroom qrbuf;
3702 char roomname[ROOMNAMELEN];
3703 struct CtdlMessage *msg;
3705 char *raw_message = NULL;
3706 char *encoded_message = NULL;
3707 off_t raw_length = 0;
3709 if (is_mailbox != NULL) {
3710 MailboxName(roomname, sizeof roomname, is_mailbox, req_room);
3713 safestrncpy(roomname, req_room, sizeof(roomname));
3716 fp = fopen(tempfilename, "rb");
3718 lprintf(CTDL_CRIT, "Cannot open %s: %s\n",
3719 tempfilename, strerror(errno));
3722 fseek(fp, 0L, SEEK_END);
3723 raw_length = ftell(fp);
3725 lprintf(CTDL_DEBUG, "Raw length is %ld\n", (long)raw_length);
3727 raw_message = malloc((size_t)raw_length + 2);
3728 fread(raw_message, (size_t)raw_length, 1, fp);
3732 encoded_message = malloc((size_t)
3733 (((raw_length * 134) / 100) + 4096 ) );
3736 encoded_message = malloc((size_t)(raw_length + 4096));
3739 sprintf(encoded_message, "Content-type: %s\n", content_type);
3742 sprintf(&encoded_message[strlen(encoded_message)],
3743 "Content-transfer-encoding: base64\n\n"
3747 sprintf(&encoded_message[strlen(encoded_message)],
3748 "Content-transfer-encoding: 7bit\n\n"
3754 &encoded_message[strlen(encoded_message)],
3760 raw_message[raw_length] = 0;
3762 &encoded_message[strlen(encoded_message)],
3770 lprintf(CTDL_DEBUG, "Allocating\n");
3771 msg = malloc(sizeof(struct CtdlMessage));
3772 memset(msg, 0, sizeof(struct CtdlMessage));
3773 msg->cm_magic = CTDLMESSAGE_MAGIC;
3774 msg->cm_anon_type = MES_NORMAL;
3775 msg->cm_format_type = 4;
3776 msg->cm_fields['A'] = strdup(CC->user.fullname);
3777 msg->cm_fields['O'] = strdup(req_room);
3778 msg->cm_fields['N'] = strdup(config.c_nodename);
3779 msg->cm_fields['H'] = strdup(config.c_humannode);
3780 msg->cm_flags = flags;
3782 msg->cm_fields['M'] = encoded_message;
3784 /* Create the requested room if we have to. */
3785 if (getroom(&qrbuf, roomname) != 0) {
3786 create_room(roomname,
3787 ( (is_mailbox != NULL) ? 5 : 3 ),
3788 "", 0, 1, 0, VIEW_BBS);
3790 /* If the caller specified this object as unique, delete all
3791 * other objects of this type that are currently in the room.
3794 lprintf(CTDL_DEBUG, "Deleted %d other msgs of this type\n",
3795 CtdlDeleteMessages(roomname, NULL, 0, content_type, 0)
3798 /* Now write the data */
3799 CtdlSubmitMsg(msg, NULL, roomname);
3800 CtdlFreeMessage(msg);
3808 void CtdlGetSysConfigBackend(long msgnum, void *userdata) {
3809 config_msgnum = msgnum;
3813 char *CtdlGetSysConfig(char *sysconfname) {
3814 char hold_rm[ROOMNAMELEN];
3817 struct CtdlMessage *msg;
3820 strcpy(hold_rm, CC->room.QRname);
3821 if (getroom(&CC->room, SYSCONFIGROOM) != 0) {
3822 getroom(&CC->room, hold_rm);
3827 /* We want the last (and probably only) config in this room */
3828 begin_critical_section(S_CONFIG);
3829 config_msgnum = (-1L);
3830 CtdlForEachMessage(MSGS_LAST, 1, sysconfname, NULL,
3831 CtdlGetSysConfigBackend, NULL);
3832 msgnum = config_msgnum;
3833 end_critical_section(S_CONFIG);
3839 msg = CtdlFetchMessage(msgnum, 1);
3841 conf = strdup(msg->cm_fields['M']);
3842 CtdlFreeMessage(msg);
3849 getroom(&CC->room, hold_rm);
3851 if (conf != NULL) do {
3852 extract_token(buf, conf, 0, '\n', sizeof buf);
3853 strcpy(conf, &conf[strlen(buf)+1]);
3854 } while ( (strlen(conf)>0) && (strlen(buf)>0) );
3859 void CtdlPutSysConfig(char *sysconfname, char *sysconfdata) {
3860 char temp[PATH_MAX];
3863 CtdlMakeTempFileName(temp, sizeof temp);
3865 fp = fopen(temp, "w");
3866 if (fp == NULL) return;
3867 fprintf(fp, "%s", sysconfdata);
3870 /* this handy API function does all the work for us */
3871 CtdlWriteObject(SYSCONFIGROOM, sysconfname, temp, NULL, 0, 1, 0);
3877 * Determine whether a given Internet address belongs to the current user
3879 int CtdlIsMe(char *addr, int addr_buf_len)
3881 struct recptypes *recp;
3884 recp = validate_recipients(addr);
3885 if (recp == NULL) return(0);
3887 if (recp->num_local == 0) {
3892 for (i=0; i<recp->num_local; ++i) {
3893 extract_token(addr, recp->recp_local, i, '|', addr_buf_len);
3894 if (!strcasecmp(addr, CC->user.fullname)) {
3906 * Citadel protocol command to do the same
3908 void cmd_isme(char *argbuf) {
3911 if (CtdlAccessCheck(ac_logged_in)) return;
3912 extract_token(addr, argbuf, 0, '|', sizeof addr);
3914 if (CtdlIsMe(addr, sizeof addr)) {
3915 cprintf("%d %s\n", CIT_OK, addr);
3918 cprintf("%d Not you.\n", ERROR + ILLEGAL_VALUE);